208377575

素因数分解:

$5^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3061}}^1$

素因数の和:3467

約数の個数: 24

約数和(自身を含む): 296156640

約数和(自身を除く): 87779065

約数列:

[1, 5, 7, 25, 35, 175, 389, 1945, 2723, 3061, 9725, 13615, 15305, 21427, 68075, 76525, 107135, 535675, 1190729, 5953645, 8335103, 29768225, 41675515, 208377575]

約数ペア:

[(1, 208377575), (5, 41675515), (7, 29768225), (25, 8335103), (35, 5953645), (175, 1190729), (389, 535675), (1945, 107135), (2723, 76525), (3061, 68075), (9725, 21427), (13615, 15305)]