212217845

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{3607}}^1$

素因数の和:3701

約数の個数: 24

約数和(自身を含む): 298396032

約数和(自身を除く): 86178187

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 1681, 3607, 8405, 11767, 18035, 25249, 58835, 126245, 147887, 739435, 1035209, 5176045, 6063367, 30316835, 42443569, 212217845]

約数ペア:

[(1, 212217845), (5, 42443569), (7, 30316835), (35, 6063367), (41, 5176045), (205, 1035209), (287, 739435), (1435, 147887), (1681, 126245), (3607, 58835), (8405, 25249), (11767, 18035)]