7904907

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 12205440

約数和(自身を除く): 4300533

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 977, 2697, 2931, 8091, 8793, 28333, 30287, 84999, 90861, 254997, 272583, 878323, 2634969, 7904907]

約数ペア:

[(1, 7904907), (3, 2634969), (9, 878323), (29, 272583), (31, 254997), (87, 90861), (93, 84999), (261, 30287), (279, 28333), (899, 8793), (977, 8091), (2697, 2931)]