289908066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{77557}}^1$

素因数の和:77658

約数の個数: 32

約数和(自身を含む): 670101120

約数和(自身を除く): 380193054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 77557, 155114, 232671, 465342, 542899, 1085798, 1628697, 3257394, 6902573, 13805146, 20707719, 41415438, 48318011, 96636022, 144954033, 289908066]

約数ペア:

[(1, 289908066), (2, 144954033), (3, 96636022), (6, 48318011), (7, 41415438), (14, 20707719), (21, 13805146), (42, 6902573), (89, 3257394), (178, 1628697), (267, 1085798), (534, 542899), (623, 465342), (1246, 232671), (1869, 155114), (3738, 77557)]