28456424

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 55593000

約数和(自身を除く): 27136576

約数列:

[1, 2, 4, 8, 29, 58, 116, 173, 232, 346, 692, 709, 1384, 1418, 2836, 5017, 5672, 10034, 20068, 20561, 40136, 41122, 82244, 122657, 164488, 245314, 490628, 981256, 3557053, 7114106, 14228212, 28456424]

約数ペア:

[(1, 28456424), (2, 14228212), (4, 7114106), (8, 3557053), (29, 981256), (58, 490628), (116, 245314), (173, 164488), (232, 122657), (346, 82244), (692, 41122), (709, 40136), (1384, 20561), (1418, 20068), (2836, 10034), (5017, 5672)]