168221128

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{21881}}^1$

素因数の和:21949

約数の個数: 24

約数和(自身を含む): 325932390

約数和(自身を除く): 157711262

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 3844, 7688, 21881, 43762, 87524, 175048, 678311, 1356622, 2713244, 5426488, 21027641, 42055282, 84110564, 168221128]

約数ペア:

[(1, 168221128), (2, 84110564), (4, 42055282), (8, 21027641), (31, 5426488), (62, 2713244), (124, 1356622), (248, 678311), (961, 175048), (1922, 87524), (3844, 43762), (7688, 21881)]