42745339

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 55233792

約数和(自身を除く): 12488453

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 1183, 1571, 2093, 3887, 10997, 20423, 27209, 36133, 142961, 252931, 265499, 469729, 1858493, 3288103, 6106477, 42745339]

約数ペア:

[(1, 42745339), (7, 6106477), (13, 3288103), (23, 1858493), (91, 469729), (161, 265499), (169, 252931), (299, 142961), (1183, 36133), (1571, 27209), (2093, 20423), (3887, 10997)]