39909079

素因数分解:

$7^3\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:707

約数の個数: 16

約数和(自身を含む): 46816000

約数和(自身を除く): 6906921

約数列:

[1, 7, 49, 307, 343, 379, 2149, 2653, 15043, 18571, 105301, 116353, 129997, 814471, 5701297, 39909079]

約数ペア:

[(1, 39909079), (7, 5701297), (49, 814471), (307, 129997), (343, 116353), (379, 105301), (2149, 18571), (2653, 15043)]