221122837

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{659}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 243492480

約数和(自身を除く): 22369643

約数列:

[1, 13, 53, 487, 659, 689, 6331, 8567, 25811, 34927, 320933, 335543, 454051, 4172129, 17009449, 221122837]

約数ペア:

[(1, 221122837), (13, 17009449), (53, 4172129), (487, 454051), (659, 335543), (689, 320933), (6331, 34927), (8567, 25811)]