26288631

素因数分解:

$3^4\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1164

約数の個数: 20

約数和(自身を含む): 39410184

約数和(自身を除く): 13121553

約数列:

[1, 3, 9, 27, 81, 491, 661, 1473, 1983, 4419, 5949, 13257, 17847, 39771, 53541, 324551, 973653, 2920959, 8762877, 26288631]

約数ペア:

[(1, 26288631), (3, 8762877), (9, 2920959), (27, 973653), (81, 324551), (491, 53541), (661, 39771), (1473, 17847), (1983, 13257), (4419, 5949)]