28287792

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 200

約数和(自身を含む): 93264864

約数和(自身を除く): 64977072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 36, 39, 46, 48, 52, 54, 69, 72, 73, 78, 81, 92, 104, 108, 117, 138, 144, 146, 156, 162, 184, 207, 208, 216, 219, 234, 276, 292, 299, 312, 324, 351, 368, 414, 432, 438, 468, 552, 584, 598, 621, 624, 648, 657, 702, 828, 876, 897, 936, 949, 1053, 1104, 1168, 1196, 1242, 1296, 1314, 1404, 1656, 1679, 1752, 1794, 1863, 1872, 1898, 1971, 2106, 2392, 2484, 2628, 2691, 2808, 2847, 3312, 3358, 3504, 3588, 3726, 3796, 3942, 4212, 4784, 4968, 5037, 5256, 5382, 5616, 5694, 5913, 6716, 7176, 7452, 7592, 7884, 8073, 8424, 8541, 9936, 10074, 10512, 10764, 11388, 11826, 13432, 14352, 14904, 15111, 15184, 15768, 16146, 16848, 17082, 20148, 21528, 21827, 22776, 23652, 24219, 25623, 26864, 29808, 30222, 31536, 32292, 34164, 40296, 43056, 43654, 45333, 45552, 47304, 48438, 51246, 60444, 64584, 65481, 68328, 76869, 80592, 87308, 90666, 94608, 96876, 102492, 120888, 129168, 130962, 135999, 136656, 153738, 174616, 181332, 193752, 196443, 204984, 241776, 261924, 271998, 307476, 349232, 362664, 387504, 392886, 409968, 523848, 543996, 589329, 614952, 725328, 785772, 1047696, 1087992, 1178658, 1229904, 1571544, 1767987, 2175984, 2357316, 3143088, 3535974, 4714632, 7071948, 9429264, 14143896, 28287792]

約数ペア:

[(1, 28287792), (2, 14143896), (3, 9429264), (4, 7071948), (6, 4714632), (8, 3535974), (9, 3143088), (12, 2357316), (13, 2175984), (16, 1767987), (18, 1571544), (23, 1229904), (24, 1178658), (26, 1087992), (27, 1047696), (36, 785772), (39, 725328), (46, 614952), (48, 589329), (52, 543996), (54, 523848), (69, 409968), (72, 392886), (73, 387504), (78, 362664), (81, 349232), (92, 307476), (104, 271998), (108, 261924), (117, 241776), (138, 204984), (144, 196443), (146, 193752), (156, 181332), (162, 174616), (184, 153738), (207, 136656), (208, 135999), (216, 130962), (219, 129168), (234, 120888), (276, 102492), (292, 96876), (299, 94608), (312, 90666), (324, 87308), (351, 80592), (368, 76869), (414, 68328), (432, 65481), (438, 64584), (468, 60444), (552, 51246), (584, 48438), (598, 47304), (621, 45552), (624, 45333), (648, 43654), (657, 43056), (702, 40296), (828, 34164), (876, 32292), (897, 31536), (936, 30222), (949, 29808), (1053, 26864), (1104, 25623), (1168, 24219), (1196, 23652), (1242, 22776), (1296, 21827), (1314, 21528), (1404, 20148), (1656, 17082), (1679, 16848), (1752, 16146), (1794, 15768), (1863, 15184), (1872, 15111), (1898, 14904), (1971, 14352), (2106, 13432), (2392, 11826), (2484, 11388), (2628, 10764), (2691, 10512), (2808, 10074), (2847, 9936), (3312, 8541), (3358, 8424), (3504, 8073), (3588, 7884), (3726, 7592), (3796, 7452), (3942, 7176), (4212, 6716), (4784, 5913), (4968, 5694), (5037, 5616), (5256, 5382)]