1992160415

素因数分解:

$5^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{20903}}^1$

素因数の和:21311

約数の個数: 24

約数和(自身を含む): 2788175520

約数和(自身を除く): 796015105

約数列:

[1, 5, 7, 35, 49, 245, 389, 1945, 2723, 13615, 19061, 20903, 95305, 104515, 146321, 731605, 1024247, 5121235, 8131267, 40656335, 56918869, 284594345, 398432083, 1992160415]

約数ペア:

[(1, 1992160415), (5, 398432083), (7, 284594345), (35, 56918869), (49, 40656335), (245, 8131267), (389, 5121235), (1945, 1024247), (2723, 731605), (13615, 146321), (19061, 104515), (20903, 95305)]