208070905

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{49957}}^1$

素因数の和:49993

約数の個数: 24

約数和(自身を含む): 307541448

約数和(自身を除く): 99470543

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 49957, 249785, 349699, 849269, 1748495, 2447893, 4246345, 5944883, 12239465, 29724415, 41614181, 208070905]

約数ペア:

[(1, 208070905), (5, 41614181), (7, 29724415), (17, 12239465), (35, 5944883), (49, 4246345), (85, 2447893), (119, 1748495), (245, 849269), (595, 349699), (833, 249785), (4165, 49957)]