209740785

素因数分解:

$3^1\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{10601}}^1$

素因数の和:11928

約数の個数: 16

約数和(自身を含む): 335871360

約数和(自身を除く): 126130575

約数列:

[1, 3, 5, 15, 1319, 3957, 6595, 10601, 19785, 31803, 53005, 159015, 13982719, 41948157, 69913595, 209740785]

約数ペア:

[(1, 209740785), (3, 69913595), (5, 41948157), (15, 13982719), (1319, 159015), (3957, 53005), (6595, 31803), (10601, 19785)]