417967371

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{31657}}^1$

素因数の和:31832

約数の個数: 20

約数和(自身を含む): 628221352

約数和(自身を除く): 210253981

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 31657, 94971, 284913, 854739, 2564217, 5160091, 15480273, 46440819, 139322457, 417967371]

約数ペア:

[(1, 417967371), (3, 139322457), (9, 46440819), (27, 15480273), (81, 5160091), (163, 2564217), (489, 854739), (1467, 284913), (4401, 94971), (13203, 31657)]