7938905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3301}}^1$

素因数の和:3356

約数の個数: 16

約数和(自身を含む): 10539984

約数和(自身を除く): 2601079

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 3301, 16505, 42913, 122137, 214565, 610685, 1587781, 7938905]

約数ペア:

[(1, 7938905), (5, 1587781), (13, 610685), (37, 214565), (65, 122137), (185, 42913), (481, 16505), (2405, 3301)]