40216365

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{42557}}^1$

素因数の和:42578

約数の個数: 32

約数和(自身を含む): 81711360

約数和(自身を除く): 41494995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 42557, 127671, 212785, 297899, 383013, 638355, 893697, 1149039, 1489495, 1915065, 2681091, 4468485, 5745195, 8043273, 13405455, 40216365]

約数ペア:

[(1, 40216365), (3, 13405455), (5, 8043273), (7, 5745195), (9, 4468485), (15, 2681091), (21, 1915065), (27, 1489495), (35, 1149039), (45, 893697), (63, 638355), (105, 383013), (135, 297899), (189, 212785), (315, 127671), (945, 42557)]