27898613281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2644669}}^1$

素因数の和:2644824

約数の個数: 16

約数和(自身を含む): 35036588160

約数和(自身を除く): 7137974879

約数列:

[1, 7, 11, 77, 137, 959, 1507, 10549, 2644669, 18512683, 29091359, 203639513, 362319653, 2536237571, 3985516183, 27898613281]

約数ペア:

[(1, 27898613281), (7, 3985516183), (11, 2536237571), (77, 362319653), (137, 203639513), (959, 29091359), (1507, 18512683), (10549, 2644669)]