28249265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 38007144

約数和(自身を除く): 9757879

約数列:

[1, 5, 11, 53, 55, 121, 265, 583, 605, 881, 2915, 4405, 6413, 9691, 32065, 46693, 48455, 106601, 233465, 513623, 533005, 2568115, 5649853, 28249265]

約数ペア:

[(1, 28249265), (5, 5649853), (11, 2568115), (53, 533005), (55, 513623), (121, 233465), (265, 106601), (583, 48455), (605, 46693), (881, 32065), (2915, 9691), (4405, 6413)]