90729044

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{20639}}^1$

素因数の和:20807

約数の個数: 24

約数和(自身を含む): 182622720

約数和(自身を除く): 91893676

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 20639, 41278, 82556, 144473, 288946, 577892, 3240323, 6480646, 12961292, 22682261, 45364522, 90729044]

約数ペア:

[(1, 90729044), (2, 45364522), (4, 22682261), (7, 12961292), (14, 6480646), (28, 3240323), (157, 577892), (314, 288946), (628, 144473), (1099, 82556), (2198, 41278), (4396, 20639)]