218289591

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{5197}}^1$

素因数の和:5575

約数の個数: 24

約数和(自身を含む): 340572960

約数和(自身を除く): 122283369

約数列:

[1, 3, 9, 13, 39, 117, 359, 1077, 3231, 4667, 5197, 14001, 15591, 42003, 46773, 67561, 202683, 608049, 1865723, 5597169, 16791507, 24254399, 72763197, 218289591]

約数ペア:

[(1, 218289591), (3, 72763197), (9, 24254399), (13, 16791507), (39, 5597169), (117, 1865723), (359, 608049), (1077, 202683), (3231, 67561), (4667, 46773), (5197, 42003), (14001, 15591)]