28723557

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4111}}^1$

素因数の和:4268

約数の個数: 16

約数和(自身を含む): 40856832

約数和(自身を除く): 12133275

約数列:

[1, 3, 17, 51, 137, 411, 2329, 4111, 6987, 12333, 69887, 209661, 563207, 1689621, 9574519, 28723557]

約数ペア:

[(1, 28723557), (3, 9574519), (17, 1689621), (51, 563207), (137, 209661), (411, 69887), (2329, 12333), (4111, 6987)]