215513122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{160591}}^1$

素因数の和:160665

約数の個数: 16

約数和(自身を含む): 358441344

約数和(自身を除く): 142928222

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 160591, 321182, 1766501, 3533002, 9796051, 19592102, 107756561, 215513122]

約数ペア:

[(1, 215513122), (2, 107756561), (11, 19592102), (22, 9796051), (61, 3533002), (122, 1766501), (671, 321182), (1342, 160591)]