208039055

素因数分解:

$5^1\times 7^2\times {\mathrm{719}}^1\times {\mathrm{1181}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 291055680

約数和(自身を除く): 83016625

約数列:

[1, 5, 7, 35, 49, 245, 719, 1181, 3595, 5033, 5905, 8267, 25165, 35231, 41335, 57869, 176155, 289345, 849139, 4245695, 5943973, 29719865, 41607811, 208039055]

約数ペア:

[(1, 208039055), (5, 41607811), (7, 29719865), (35, 5943973), (49, 4245695), (245, 849139), (719, 289345), (1181, 176155), (3595, 57869), (5033, 41335), (5905, 35231), (8267, 25165)]