57128169

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{683}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 88892640

約数和(自身を除く): 31764471

約数列:

[1, 3, 7, 21, 49, 147, 569, 683, 1707, 2049, 3983, 4781, 11949, 14343, 27881, 33467, 83643, 100401, 388627, 1165881, 2720389, 8161167, 19042723, 57128169]

約数ペア:

[(1, 57128169), (3, 19042723), (7, 8161167), (21, 2720389), (49, 1165881), (147, 388627), (569, 100401), (683, 83643), (1707, 33467), (2049, 27881), (3983, 14343), (4781, 11949)]