1995851

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 2485728

約数和(自身を除く): 489877

約数列:

[1, 11, 13, 17, 143, 187, 221, 821, 2431, 9031, 10673, 13957, 117403, 153527, 181441, 1995851]

約数ペア:

[(1, 1995851), (11, 181441), (13, 153527), (17, 117403), (143, 13957), (187, 10673), (221, 9031), (821, 2431)]