261325964

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{37057}}^1$

素因数の和:37145

約数の個数: 24

約数和(自身を含む): 479382288

約数和(自身を除く): 218056324

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 3526, 7052, 37057, 74114, 148228, 1519337, 1593451, 3038674, 3186902, 6077348, 6373804, 65331491, 130662982, 261325964]

約数ペア:

[(1, 261325964), (2, 130662982), (4, 65331491), (41, 6373804), (43, 6077348), (82, 3186902), (86, 3038674), (164, 1593451), (172, 1519337), (1763, 148228), (3526, 74114), (7052, 37057)]