12791751

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 20341248

約数和(自身を除く): 7549497

約数列:

[1, 3, 7, 21, 37, 101, 111, 163, 259, 303, 489, 707, 777, 1141, 2121, 3423, 3737, 6031, 11211, 16463, 18093, 26159, 42217, 49389, 78477, 115241, 126651, 345723, 609131, 1827393, 4263917, 12791751]

約数ペア:

[(1, 12791751), (3, 4263917), (7, 1827393), (21, 609131), (37, 345723), (101, 126651), (111, 115241), (163, 78477), (259, 49389), (303, 42217), (489, 26159), (707, 18093), (777, 16463), (1141, 11211), (2121, 6031), (3423, 3737)]