321217585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{4021}}^1$

素因数の和:5268

約数の個数: 16

約数和(自身を含む): 415553040

約数和(自身を除く): 94335455

約数列:

[1, 5, 13, 65, 1229, 4021, 6145, 15977, 20105, 52273, 79885, 261365, 4941809, 24709045, 64243517, 321217585]

約数ペア:

[(1, 321217585), (5, 64243517), (13, 24709045), (65, 4941809), (1229, 261365), (4021, 79885), (6145, 52273), (15977, 20105)]