1986662881

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{262543}}^1$

素因数の和:262620

約数の個数: 16

約数和(自身を含む): 2419605504

約数和(自身を除く): 432942623

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 262543, 1837801, 6038489, 12339521, 42269423, 86376647, 283808983, 1986662881]

約数ペア:

[(1, 1986662881), (7, 283808983), (23, 86376647), (47, 42269423), (161, 12339521), (329, 6038489), (1081, 1837801), (7567, 262543)]