1388890167

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2875549}}^1$

素因数の和:2875582

約数の個数: 16

約数和(自身を含む): 2208422400

約数和(自身を除く): 819532233

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 2875549, 8626647, 20128843, 60386529, 66137627, 198412881, 462963389, 1388890167]

約数ペア:

[(1, 1388890167), (3, 462963389), (7, 198412881), (21, 66137627), (23, 60386529), (69, 20128843), (161, 8626647), (483, 2875549)]