520055907

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{1627}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 820199424

約数和(自身を除く): 300143517

約数列:

[1, 3, 7, 21, 31, 93, 217, 491, 651, 1473, 1627, 3437, 4881, 10311, 11389, 15221, 34167, 45663, 50437, 106547, 151311, 319641, 353059, 798857, 1059177, 2396571, 5591999, 16775997, 24764567, 74293701, 173351969, 520055907]

約数ペア:

[(1, 520055907), (3, 173351969), (7, 74293701), (21, 24764567), (31, 16775997), (93, 5591999), (217, 2396571), (491, 1059177), (651, 798857), (1473, 353059), (1627, 319641), (3437, 151311), (4881, 106547), (10311, 50437), (11389, 45663), (15221, 34167)]