128962821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{106669}}^1$

素因数の和:106716

約数の個数: 16

約数和(自身を含む): 191152640

約数和(自身を除く): 62189819

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 106669, 320007, 1386697, 3306739, 4160091, 9920217, 42987607, 128962821]

約数ペア:

[(1, 128962821), (3, 42987607), (13, 9920217), (31, 4160091), (39, 3306739), (93, 1386697), (403, 320007), (1209, 106669)]