221873041

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{1721}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 245323008

約数和(自身を除く): 23449967

約数列:

[1, 13, 47, 211, 611, 1721, 2743, 9917, 22373, 80887, 128921, 363131, 1051531, 4720703, 17067157, 221873041]

約数ペア:

[(1, 221873041), (13, 17067157), (47, 4720703), (211, 1051531), (611, 363131), (1721, 128921), (2743, 80887), (9917, 22373)]