57115919

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 72230400

約数和(自身を除く): 15114481

約数列:

[1, 7, 19, 31, 49, 133, 217, 589, 931, 1519, 1979, 4123, 13853, 28861, 37601, 61349, 96971, 263207, 429443, 1165631, 1842449, 3006101, 8159417, 57115919]

約数ペア:

[(1, 57115919), (7, 8159417), (19, 3006101), (31, 1842449), (49, 1165631), (133, 429443), (217, 263207), (589, 96971), (931, 61349), (1519, 37601), (1979, 28861), (4123, 13853)]