28432872

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:883

約数の個数: 96

約数和(自身を含む): 85274280

約数和(自身を除く): 56841408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 296, 312, 333, 444, 468, 481, 666, 821, 888, 936, 962, 1332, 1443, 1642, 1924, 2463, 2664, 2886, 3284, 3848, 4329, 4926, 5772, 6568, 7389, 8658, 9852, 10673, 11544, 14778, 17316, 19704, 21346, 29556, 30377, 32019, 34632, 42692, 59112, 60754, 64038, 85384, 91131, 96057, 121508, 128076, 182262, 192114, 243016, 256152, 273393, 364524, 384228, 394901, 546786, 729048, 768456, 789802, 1093572, 1184703, 1579604, 2187144, 2369406, 3159208, 3554109, 4738812, 7108218, 9477624, 14216436, 28432872]

約数ペア:

[(1, 28432872), (2, 14216436), (3, 9477624), (4, 7108218), (6, 4738812), (8, 3554109), (9, 3159208), (12, 2369406), (13, 2187144), (18, 1579604), (24, 1184703), (26, 1093572), (36, 789802), (37, 768456), (39, 729048), (52, 546786), (72, 394901), (74, 384228), (78, 364524), (104, 273393), (111, 256152), (117, 243016), (148, 192114), (156, 182262), (222, 128076), (234, 121508), (296, 96057), (312, 91131), (333, 85384), (444, 64038), (468, 60754), (481, 59112), (666, 42692), (821, 34632), (888, 32019), (936, 30377), (962, 29556), (1332, 21346), (1443, 19704), (1642, 17316), (1924, 14778), (2463, 11544), (2664, 10673), (2886, 9852), (3284, 8658), (3848, 7389), (4329, 6568), (4926, 5772)]