1428357

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4028

約数の個数: 16

約数和(自身を含む): 2305152

約数和(自身を除く): 876795

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 4001, 12003, 28007, 68017, 84021, 204051, 476119, 1428357]

約数ペア:

[(1, 1428357), (3, 476119), (7, 204051), (17, 84021), (21, 68017), (51, 28007), (119, 12003), (357, 4001)]