398693005

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{4517}}^1$

素因数の和:4788

約数の個数: 16

約数和(自身を含む): 485775360

約数和(自身を除く): 87082355

約数列:

[1, 5, 127, 139, 635, 695, 4517, 17653, 22585, 88265, 573659, 627863, 2868295, 3139315, 79738601, 398693005]

約数ペア:

[(1, 398693005), (5, 79738601), (127, 3139315), (139, 2868295), (635, 627863), (695, 573659), (4517, 88265), (17653, 22585)]