3993521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 4968576

約数和(自身を除く): 975055

約数列:

[1, 7, 17, 37, 119, 259, 629, 907, 4403, 6349, 15419, 33559, 107933, 234913, 570503, 3993521]

約数ペア:

[(1, 3993521), (7, 570503), (17, 234913), (37, 107933), (119, 33559), (259, 15419), (629, 6349), (907, 4403)]