313207923

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{2473}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 493374976

約数和(自身を除く): 180167053

約数列:

[1, 3, 7, 21, 37, 111, 163, 259, 489, 777, 1141, 2473, 3423, 6031, 7419, 17311, 18093, 42217, 51933, 91501, 126651, 274503, 403099, 640507, 1209297, 1921521, 2821693, 8465079, 14914663, 44743989, 104402641, 313207923]

約数ペア:

[(1, 313207923), (3, 104402641), (7, 44743989), (21, 14914663), (37, 8465079), (111, 2821693), (163, 1921521), (259, 1209297), (489, 640507), (777, 403099), (1141, 274503), (2473, 126651), (3423, 91501), (6031, 51933), (7419, 42217), (17311, 18093)]