28284984

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1474

約数の個数: 128

約数和(自身を含む): 96768000

約数和(自身を除く): 68483016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1092, 1404, 1439, 1512, 1638, 2184, 2457, 2808, 2878, 3276, 4317, 4914, 5756, 6552, 8634, 9828, 10073, 11512, 12951, 17268, 18707, 19656, 20146, 25902, 30219, 34536, 37414, 38853, 40292, 51804, 56121, 60438, 74828, 77706, 80584, 90657, 103608, 112242, 120876, 130949, 149656, 155412, 168363, 181314, 224484, 241752, 261898, 271971, 310824, 336726, 362628, 392847, 448968, 505089, 523796, 543942, 673452, 725256, 785694, 1010178, 1047592, 1087884, 1178541, 1346904, 1571388, 2020356, 2175768, 2357082, 3142776, 3535623, 4040712, 4714164, 7071246, 9428328, 14142492, 28284984]

約数ペア:

[(1, 28284984), (2, 14142492), (3, 9428328), (4, 7071246), (6, 4714164), (7, 4040712), (8, 3535623), (9, 3142776), (12, 2357082), (13, 2175768), (14, 2020356), (18, 1571388), (21, 1346904), (24, 1178541), (26, 1087884), (27, 1047592), (28, 1010178), (36, 785694), (39, 725256), (42, 673452), (52, 543942), (54, 523796), (56, 505089), (63, 448968), (72, 392847), (78, 362628), (84, 336726), (91, 310824), (104, 271971), (108, 261898), (117, 241752), (126, 224484), (156, 181314), (168, 168363), (182, 155412), (189, 149656), (216, 130949), (234, 120876), (252, 112242), (273, 103608), (312, 90657), (351, 80584), (364, 77706), (378, 74828), (468, 60438), (504, 56121), (546, 51804), (702, 40292), (728, 38853), (756, 37414), (819, 34536), (936, 30219), (1092, 25902), (1404, 20146), (1439, 19656), (1512, 18707), (1638, 17268), (2184, 12951), (2457, 11512), (2808, 10073), (2878, 9828), (3276, 8634), (4317, 6552), (4914, 5756)]