90470821

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{3181}}^1$

素因数の和:3444

約数の個数: 16

約数和(自身を含む): 109969920

約数和(自身を除く): 19499099

約数列:

[1, 7, 17, 119, 239, 1673, 3181, 4063, 22267, 28441, 54077, 378539, 760259, 5321813, 12924403, 90470821]

約数ペア:

[(1, 90470821), (7, 12924403), (17, 5321813), (119, 760259), (239, 378539), (1673, 54077), (3181, 28441), (4063, 22267)]