81258044

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19477}}^1$

素因数の和:19637

約数の個数: 24

約数和(自身を含む): 163615200

約数和(自身を除く): 82357156

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 19477, 38954, 77908, 136339, 272678, 545356, 2902073, 5804146, 11608292, 20314511, 40629022, 81258044]

約数ペア:

[(1, 81258044), (2, 40629022), (4, 20314511), (7, 11608292), (14, 5804146), (28, 2902073), (149, 545356), (298, 272678), (596, 136339), (1043, 77908), (2086, 38954), (4172, 19477)]