84990568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13397}}^1$

素因数の和:13477

約数の個数: 32

約数和(自身を含む): 174441960

約数和(自身を除く): 89451392

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 13397, 26794, 53588, 107176, 174161, 348322, 696644, 817217, 1393288, 1634434, 3268868, 6537736, 10623821, 21247642, 42495284, 84990568]

約数ペア:

[(1, 84990568), (2, 42495284), (4, 21247642), (8, 10623821), (13, 6537736), (26, 3268868), (52, 1634434), (61, 1393288), (104, 817217), (122, 696644), (244, 348322), (488, 174161), (793, 107176), (1586, 53588), (3172, 26794), (6344, 13397)]