90998991

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{24247}}^1$

素因数の和:24395

約数の個数: 16

約数和(自身を含む): 135788800

約数和(自身を除く): 44789809

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 24247, 72741, 218223, 654669, 3370333, 10110999, 30332997, 90998991]

約数ペア:

[(1, 90998991), (3, 30332997), (9, 10110999), (27, 3370333), (139, 654669), (417, 218223), (1251, 72741), (3753, 24247)]