25827991

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2903}}^1$

素因数の和:2982

約数の個数: 16

約数和(自身を含む): 31223808

約数和(自身を除く): 5395817

約数列:

[1, 7, 31, 41, 217, 287, 1271, 2903, 8897, 20321, 89993, 119023, 629951, 833161, 3689713, 25827991]

約数ペア:

[(1, 25827991), (7, 3689713), (31, 833161), (41, 629951), (217, 119023), (287, 89993), (1271, 20321), (2903, 8897)]