90678724

素因数分解:

$2^2\times {\mathrm{131}}^2\times {\mathrm{1321}}^1$

素因数の和:1587

約数の個数: 18

約数和(自身を含む): 160029422

約数和(自身を除く): 69350698

約数列:

[1, 2, 4, 131, 262, 524, 1321, 2642, 5284, 17161, 34322, 68644, 173051, 346102, 692204, 22669681, 45339362, 90678724]

約数ペア:

[(1, 90678724), (2, 45339362), (4, 22669681), (131, 692204), (262, 346102), (524, 173051), (1321, 68644), (2642, 34322), (5284, 17161)]