201872511

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{2347}}^1$

素因数の和:2875

約数の個数: 24

約数和(自身を含む): 307681920

約数和(自身を除く): 105809409

約数列:

[1, 3, 9, 19, 57, 171, 503, 1509, 2347, 4527, 7041, 9557, 21123, 28671, 44593, 86013, 133779, 401337, 1180541, 3541623, 10624869, 22430279, 67290837, 201872511]

約数ペア:

[(1, 201872511), (3, 67290837), (9, 22430279), (19, 10624869), (57, 3541623), (171, 1180541), (503, 401337), (1509, 133779), (2347, 86013), (4527, 44593), (7041, 28671), (9557, 21123)]