20170701

素因数分解:

$3^7\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 31645440

約数和(自身を除く): 11474739

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 401, 621, 729, 1203, 1863, 2187, 3609, 5589, 9223, 10827, 16767, 27669, 32481, 50301, 83007, 97443, 249021, 292329, 747063, 876987, 2241189, 6723567, 20170701]

約数ペア:

[(1, 20170701), (3, 6723567), (9, 2241189), (23, 876987), (27, 747063), (69, 292329), (81, 249021), (207, 97443), (243, 83007), (401, 50301), (621, 32481), (729, 27669), (1203, 16767), (1863, 10827), (2187, 9223), (3609, 5589)]