51213305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1817

約数の個数: 32

約数和(自身を含む): 74003328

約数和(自身を除く): 22790023

約数列:

[1, 5, 11, 13, 41, 55, 65, 143, 205, 451, 533, 715, 1747, 2255, 2665, 5863, 8735, 19217, 22711, 29315, 71627, 96085, 113555, 249821, 358135, 787897, 931151, 1249105, 3939485, 4655755, 10242661, 51213305]

約数ペア:

[(1, 51213305), (5, 10242661), (11, 4655755), (13, 3939485), (41, 1249105), (55, 931151), (65, 787897), (143, 358135), (205, 249821), (451, 113555), (533, 96085), (715, 71627), (1747, 29315), (2255, 22711), (2665, 19217), (5863, 8735)]