1253961

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 20

約数和(自身を含む): 1903572

約数和(自身を除く): 649611

約数列:

[1, 3, 9, 27, 81, 113, 137, 339, 411, 1017, 1233, 3051, 3699, 9153, 11097, 15481, 46443, 139329, 417987, 1253961]

約数ペア:

[(1, 1253961), (3, 417987), (9, 139329), (27, 46443), (81, 15481), (113, 11097), (137, 9153), (339, 3699), (411, 3051), (1017, 1233)]