39909814

素因数分解:

$2^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{907}}^1$

素因数の和:1372

約数の個数: 24

約数和(自身を含む): 69870600

約数和(自身を除く): 29960786

約数列:

[1, 2, 7, 14, 49, 98, 449, 898, 907, 1814, 3143, 6286, 6349, 12698, 22001, 44002, 44443, 88886, 407243, 814486, 2850701, 5701402, 19954907, 39909814]

約数ペア:

[(1, 39909814), (2, 19954907), (7, 5701402), (14, 2850701), (49, 814486), (98, 407243), (449, 88886), (898, 44443), (907, 44002), (1814, 22001), (3143, 12698), (6286, 6349)]