242567721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{21683}}^1$

素因数の和:21813

約数の個数: 24

約数和(自身を含む): 385628256

約数和(自身を除く): 143060535

約数列:

[1, 3, 9, 11, 33, 99, 113, 339, 1017, 1243, 3729, 11187, 21683, 65049, 195147, 238513, 715539, 2146617, 2450179, 7350537, 22051611, 26951969, 80855907, 242567721]

約数ペア:

[(1, 242567721), (3, 80855907), (9, 26951969), (11, 22051611), (33, 7350537), (99, 2450179), (113, 2146617), (339, 715539), (1017, 238513), (1243, 195147), (3729, 65049), (11187, 21683)]