1999462491

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1314571}}^1$

素因数の和:1314603

約数の個数: 18

約数和(自身を含む): 3127366788

約数和(自身を除く): 1127904297

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 1314571, 3943713, 11831139, 17089423, 51268269, 153804807, 222162499, 666487497, 1999462491]

約数ペア:

[(1, 1999462491), (3, 666487497), (9, 222162499), (13, 153804807), (39, 51268269), (117, 17089423), (169, 11831139), (507, 3943713), (1521, 1314571)]