71715021

素因数分解:

$3^1\times 7^1\times {\mathrm{1297}}^1\times {\mathrm{2633}}^1$

素因数の和:3940

約数の個数: 16

約数和(自身を含む): 109405824

約数和(自身を除く): 37690803

約数列:

[1, 3, 7, 21, 1297, 2633, 3891, 7899, 9079, 18431, 27237, 55293, 3415001, 10245003, 23905007, 71715021]

約数ペア:

[(1, 71715021), (3, 23905007), (7, 10245003), (21, 3415001), (1297, 55293), (2633, 27237), (3891, 18431), (7899, 9079)]