38899581

素因数分解:

$3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 60575040

約数和(自身を除く): 21675459

約数列:

[1, 3, 7, 21, 49, 147, 409, 647, 1227, 1941, 2863, 4529, 8589, 13587, 20041, 31703, 60123, 95109, 264623, 793869, 1852361, 5557083, 12966527, 38899581]

約数ペア:

[(1, 38899581), (3, 12966527), (7, 5557083), (21, 1852361), (49, 793869), (147, 264623), (409, 95109), (647, 60123), (1227, 31703), (1941, 20041), (2863, 13587), (4529, 8589)]