1218889119

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{134669}}^1$

素因数の和:135110

約数の個数: 16

約数和(自身を含む): 1861678080

約数和(自身を除く): 642788961

約数列:

[1, 3, 7, 21, 431, 1293, 3017, 9051, 134669, 404007, 942683, 2828049, 58042339, 174127017, 406296373, 1218889119]

約数ペア:

[(1, 1218889119), (3, 406296373), (7, 174127017), (21, 58042339), (431, 2828049), (1293, 942683), (3017, 404007), (9051, 134669)]