39979705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6899}}^1$

素因数の和:6984

約数の個数: 16

約数和(自身を含む): 51336000

約数和(自身を除く): 11356295

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 6899, 34495, 131081, 420839, 655405, 2104195, 7995941, 39979705]

約数ペア:

[(1, 39979705), (5, 7995941), (19, 2104195), (61, 655405), (95, 420839), (305, 131081), (1159, 34495), (5795, 6899)]