202130121

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{2371}}^1$

素因数の和:2712

約数の個数: 16

約数和(自身を含む): 272836928

約数和(自身を除く): 70706807

約数列:

[1, 3, 157, 181, 471, 543, 2371, 7113, 28417, 85251, 372247, 429151, 1116741, 1287453, 67376707, 202130121]

約数ペア:

[(1, 202130121), (3, 67376707), (157, 1287453), (181, 1116741), (471, 429151), (543, 372247), (2371, 85251), (7113, 28417)]