90141639

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{30881}}^1$

素因数の和:31030

約数の個数: 16

約数和(自身を含む): 138351360

約数和(自身を除く): 48209721

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 30881, 92643, 216167, 648501, 4292459, 12877377, 30047213, 90141639]

約数ペア:

[(1, 90141639), (3, 30047213), (7, 12877377), (21, 4292459), (139, 648501), (417, 216167), (973, 92643), (2919, 30881)]