25976727

素因数分解:

$3^3\times 7^1\times {\mathrm{137443}}^1$

素因数の和:137459

約数の個数: 16

約数和(自身を含む): 43982080

約数和(自身を除く): 18005353

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 137443, 412329, 962101, 1236987, 2886303, 3710961, 8658909, 25976727]

約数ペア:

[(1, 25976727), (3, 8658909), (7, 3710961), (9, 2886303), (21, 1236987), (27, 962101), (63, 412329), (189, 137443)]