9871641

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 15491840

約数和(自身を除く): 5620199

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 607, 1251, 1807, 1821, 5421, 5463, 7891, 16263, 23673, 71019, 84373, 253119, 759357, 1096849, 3290547, 9871641]

約数ペア:

[(1, 9871641), (3, 3290547), (9, 1096849), (13, 759357), (39, 253119), (117, 84373), (139, 71019), (417, 23673), (607, 16263), (1251, 7891), (1807, 5463), (1821, 5421)]