12841905

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27617}}^1$

素因数の和:27656

約数の個数: 16

約数和(自身を含む): 21210624

約数和(自身を除く): 8368719

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 27617, 82851, 138085, 414255, 856127, 2568381, 4280635, 12841905]

約数ペア:

[(1, 12841905), (3, 4280635), (5, 2568381), (15, 856127), (31, 414255), (93, 138085), (155, 82851), (465, 27617)]