31376917

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12907}}^1$

素因数の和:12948

約数の個数: 16

約数和(自身を含む): 39033792

約数和(自身を除く): 7656875

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 12907, 141977, 167791, 219419, 1845701, 2413609, 2852447, 31376917]

約数ペア:

[(1, 31376917), (11, 2852447), (13, 2413609), (17, 1845701), (143, 219419), (187, 167791), (221, 141977), (2431, 12907)]