978186051

素因数分解:

$3^9\times {\mathrm{49697}}^1$

素因数の和:49724

約数の個数: 20

約数和(自身を含む): 1467283752

約数和(自身を除く): 489097701

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 6561, 19683, 49697, 149091, 447273, 1341819, 4025457, 12076371, 36229113, 108687339, 326062017, 978186051]

約数ペア:

[(1, 978186051), (3, 326062017), (9, 108687339), (27, 36229113), (81, 12076371), (243, 4025457), (729, 1341819), (2187, 447273), (6561, 149091), (19683, 49697)]