123031993

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 149020800

約数和(自身を除く): 25988807

約数列:

[1, 7, 37, 49, 79, 259, 553, 859, 1813, 2923, 3871, 6013, 20461, 31783, 42091, 67861, 143227, 222481, 475027, 1557367, 2510857, 3325189, 17575999, 123031993]

約数ペア:

[(1, 123031993), (7, 17575999), (37, 3325189), (49, 2510857), (79, 1557367), (259, 475027), (553, 222481), (859, 143227), (1813, 67861), (2923, 42091), (3871, 31783), (6013, 20461)]