290436458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9739}}^1$

素因数の和:9822

約数の個数: 32

約数和(自身を含む): 497441280

約数和(自身を除く): 207004822

約数列:

[1, 2, 13, 26, 31, 37, 62, 74, 403, 481, 806, 962, 1147, 2294, 9739, 14911, 19478, 29822, 126607, 253214, 301909, 360343, 603818, 720686, 3924817, 4684459, 7849634, 9368918, 11170633, 22341266, 145218229, 290436458]

約数ペア:

[(1, 290436458), (2, 145218229), (13, 22341266), (26, 11170633), (31, 9368918), (37, 7849634), (62, 4684459), (74, 3924817), (403, 720686), (481, 603818), (806, 360343), (962, 301909), (1147, 253214), (2294, 126607), (9739, 29822), (14911, 19478)]