1678991

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1393

約数の個数: 8

約数和(自身を含む): 1776768

約数和(自身を除く): 97777

約数列:

[1, 31, 41, 1271, 1321, 40951, 54161, 1678991]

約数ペア:

[(1, 1678991), (31, 54161), (41, 40951), (1271, 1321)]