202428065

素因数分解:

$5^1\times 7^2\times {\mathrm{571}}^1\times {\mathrm{1447}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 283263552

約数和(自身を除く): 80835487

約数列:

[1, 5, 7, 35, 49, 245, 571, 1447, 2855, 3997, 7235, 10129, 19985, 27979, 50645, 70903, 139895, 354515, 826237, 4131185, 5783659, 28918295, 40485613, 202428065]

約数ペア:

[(1, 202428065), (5, 40485613), (7, 28918295), (35, 5783659), (49, 4131185), (245, 826237), (571, 354515), (1447, 139895), (2855, 70903), (3997, 50645), (7235, 27979), (10129, 19985)]