1398005

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 1952640

約数和(自身を除く): 554635

約数列:

[1, 5, 7, 35, 59, 295, 413, 677, 2065, 3385, 4739, 23695, 39943, 199715, 279601, 1398005]

約数ペア:

[(1, 1398005), (5, 279601), (7, 199715), (35, 39943), (59, 23695), (295, 4739), (413, 3385), (677, 2065)]