28072512

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 168

約数和(自身を含む): 90976704

約数和(自身を除く): 62904192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 64, 69, 72, 78, 92, 96, 104, 117, 138, 144, 156, 163, 184, 192, 207, 208, 234, 276, 288, 299, 312, 326, 368, 414, 416, 468, 489, 552, 576, 598, 624, 652, 736, 828, 832, 897, 936, 978, 1104, 1196, 1248, 1304, 1467, 1472, 1656, 1794, 1872, 1956, 2119, 2208, 2392, 2496, 2608, 2691, 2934, 3312, 3588, 3744, 3749, 3912, 4238, 4416, 4784, 5216, 5382, 5868, 6357, 6624, 7176, 7488, 7498, 7824, 8476, 9568, 10432, 10764, 11247, 11736, 12714, 13248, 14352, 14996, 15648, 16952, 19071, 19136, 21528, 22494, 23472, 25428, 28704, 29992, 31296, 33741, 33904, 38142, 43056, 44988, 46944, 48737, 50856, 57408, 59984, 67482, 67808, 76284, 86112, 89976, 93888, 97474, 101712, 119968, 134964, 135616, 146211, 152568, 172224, 179952, 194948, 203424, 239936, 269928, 292422, 305136, 359904, 389896, 406848, 438633, 539856, 584844, 610272, 719808, 779792, 877266, 1079712, 1169688, 1220544, 1559584, 1754532, 2159424, 2339376, 3119168, 3509064, 4678752, 7018128, 9357504, 14036256, 28072512]

約数ペア:

[(1, 28072512), (2, 14036256), (3, 9357504), (4, 7018128), (6, 4678752), (8, 3509064), (9, 3119168), (12, 2339376), (13, 2159424), (16, 1754532), (18, 1559584), (23, 1220544), (24, 1169688), (26, 1079712), (32, 877266), (36, 779792), (39, 719808), (46, 610272), (48, 584844), (52, 539856), (64, 438633), (69, 406848), (72, 389896), (78, 359904), (92, 305136), (96, 292422), (104, 269928), (117, 239936), (138, 203424), (144, 194948), (156, 179952), (163, 172224), (184, 152568), (192, 146211), (207, 135616), (208, 134964), (234, 119968), (276, 101712), (288, 97474), (299, 93888), (312, 89976), (326, 86112), (368, 76284), (414, 67808), (416, 67482), (468, 59984), (489, 57408), (552, 50856), (576, 48737), (598, 46944), (624, 44988), (652, 43056), (736, 38142), (828, 33904), (832, 33741), (897, 31296), (936, 29992), (978, 28704), (1104, 25428), (1196, 23472), (1248, 22494), (1304, 21528), (1467, 19136), (1472, 19071), (1656, 16952), (1794, 15648), (1872, 14996), (1956, 14352), (2119, 13248), (2208, 12714), (2392, 11736), (2496, 11247), (2608, 10764), (2691, 10432), (2934, 9568), (3312, 8476), (3588, 7824), (3744, 7498), (3749, 7488), (3912, 7176), (4238, 6624), (4416, 6357), (4784, 5868), (5216, 5382)]