389655357

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109793}}^1$

素因数の和:109829

約数の個数: 24

約数和(自身を含む): 642953664

約数和(自身を除く): 253298307

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 109793, 329379, 768551, 1427309, 2305653, 4281927, 9991163, 18555017, 29973489, 55665051, 129885119, 389655357]

約数ペア:

[(1, 389655357), (3, 129885119), (7, 55665051), (13, 29973489), (21, 18555017), (39, 9991163), (91, 4281927), (169, 2305653), (273, 1427309), (507, 768551), (1183, 329379), (3549, 109793)]