57149979

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 78090240

約数和(自身を除く): 20940261

約数列:

[1, 3, 47, 141, 409, 991, 1227, 2973, 19223, 46577, 57669, 139731, 405319, 1215957, 19049993, 57149979]

約数ペア:

[(1, 57149979), (3, 19049993), (47, 1215957), (141, 405319), (409, 139731), (991, 57669), (1227, 46577), (2973, 19223)]