3961587

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2657}}^1$

素因数の和:2738

約数の個数: 16

約数和(自身を含む): 6124032

約数和(自身を除く): 2162445

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 2657, 7971, 18599, 55797, 188647, 565941, 1320529, 3961587]

約数ペア:

[(1, 3961587), (3, 1320529), (7, 565941), (21, 188647), (71, 55797), (213, 18599), (497, 7971), (1491, 2657)]