40537889

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 47851776

約数和(自身を除く): 7313887

約数列:

[1, 7, 41, 137, 287, 959, 1031, 5617, 7217, 39319, 42271, 141247, 295897, 988729, 5791127, 40537889]

約数ペア:

[(1, 40537889), (7, 5791127), (41, 988729), (137, 295897), (287, 141247), (959, 42271), (1031, 39319), (5617, 7217)]