815486830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{26711}}^1$

素因数の和:26832

約数の個数: 32

約数和(自身を含む): 1523225088

約数和(自身を除く): 707738258

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 430, 710, 3053, 6106, 15265, 26711, 30530, 53422, 133555, 267110, 1148573, 1896481, 2297146, 3792962, 5742865, 9482405, 11485730, 18964810, 81548683, 163097366, 407743415, 815486830]

約数ペア:

[(1, 815486830), (2, 407743415), (5, 163097366), (10, 81548683), (43, 18964810), (71, 11485730), (86, 9482405), (142, 5742865), (215, 3792962), (355, 2297146), (430, 1896481), (710, 1148573), (3053, 267110), (6106, 133555), (15265, 53422), (26711, 30530)]