40500291

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 60712960

約数和(自身を除く): 20212669

約数列:

[1, 3, 13, 31, 39, 93, 139, 241, 403, 417, 723, 1209, 1807, 3133, 4309, 5421, 7471, 9399, 12927, 22413, 33499, 56017, 97123, 100497, 168051, 291369, 435487, 1038469, 1306461, 3115407, 13500097, 40500291]

約数ペア:

[(1, 40500291), (3, 13500097), (13, 3115407), (31, 1306461), (39, 1038469), (93, 435487), (139, 291369), (241, 168051), (403, 100497), (417, 97123), (723, 56017), (1209, 33499), (1807, 22413), (3133, 12927), (4309, 9399), (5421, 7471)]