261391961044

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{3637}}^1\times {\mathrm{438233}}^1$

素因数の和:441915

約数の個数: 24

約数和(自身を含む): 468722815848

約数和(自身を除く): 207330854804

約数列:

[1, 2, 4, 41, 82, 164, 3637, 7274, 14548, 149117, 298234, 438233, 596468, 876466, 1752932, 17967553, 35935106, 71870212, 1593853421, 3187706842, 6375413684, 65347990261, 130695980522, 261391961044]

約数ペア:

[(1, 261391961044), (2, 130695980522), (4, 65347990261), (41, 6375413684), (82, 3187706842), (164, 1593853421), (3637, 71870212), (7274, 35935106), (14548, 17967553), (149117, 1752932), (298234, 876466), (438233, 596468)]