17401531

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 20498688

約数和(自身を除く): 3097157

約数列:

[1, 7, 61, 83, 427, 491, 581, 3437, 5063, 29951, 35441, 40753, 209657, 285271, 2485933, 17401531]

約数ペア:

[(1, 17401531), (7, 2485933), (61, 285271), (83, 209657), (427, 40753), (491, 35441), (581, 29951), (3437, 5063)]