239564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 479808

約数和(自身を除く): 240244

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 271, 442, 542, 884, 1084, 3523, 4607, 7046, 9214, 14092, 18428, 59891, 119782, 239564]

約数ペア:

[(1, 239564), (2, 119782), (4, 59891), (13, 18428), (17, 14092), (26, 9214), (34, 7046), (52, 4607), (68, 3523), (221, 1084), (271, 884), (442, 542)]