139431365

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{40009}}^1$

素因数の和:40072

約数の個数: 16

約数和(自身を含む): 181485360

約数和(自身を除く): 42053995

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 40009, 200045, 680153, 1640369, 3400765, 8201845, 27886273, 139431365]

約数ペア:

[(1, 139431365), (5, 27886273), (17, 8201845), (41, 3400765), (85, 1640369), (205, 680153), (697, 200045), (3485, 40009)]