72040078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{20857}}^1$

素因数の和:21027

約数の個数: 16

約数和(自身を含む): 118640304

約数和(自身を除く): 46600226

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 20857, 41714, 229427, 458854, 3274549, 6549098, 36020039, 72040078]

約数ペア:

[(1, 72040078), (2, 36020039), (11, 6549098), (22, 3274549), (157, 458854), (314, 229427), (1727, 41714), (3454, 20857)]