208271765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{353}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 280113120

約数和(自身を除く): 71841355

約数列:

[1, 5, 13, 29, 65, 145, 313, 353, 377, 1565, 1765, 1885, 4069, 4589, 9077, 10237, 20345, 22945, 45385, 51185, 110489, 118001, 133081, 552445, 590005, 665405, 1436357, 3204181, 7181785, 16020905, 41654353, 208271765]

約数ペア:

[(1, 208271765), (5, 41654353), (13, 16020905), (29, 7181785), (65, 3204181), (145, 1436357), (313, 665405), (353, 590005), (377, 552445), (1565, 133081), (1765, 118001), (1885, 110489), (4069, 51185), (4589, 45385), (9077, 22945), (10237, 20345)]