251784001

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 303716520

約数和(自身を除く): 51932519

約数列:

[1, 7, 37, 49, 113, 259, 791, 1229, 1813, 4181, 5537, 8603, 29267, 45473, 60221, 138877, 204869, 318311, 972139, 2228177, 5138449, 6804973, 35969143, 251784001]

約数ペア:

[(1, 251784001), (7, 35969143), (37, 6804973), (49, 5138449), (113, 2228177), (259, 972139), (791, 318311), (1229, 204869), (1813, 138877), (4181, 60221), (5537, 45473), (8603, 29267)]