3991931517

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{302213}}^1$

素因数の和:302277

約数の個数: 32

約数和(自身を含む): 6614860032

約数和(自身を除く): 2622928515

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 302213, 906639, 2115491, 5137621, 6346473, 11181881, 15412863, 33545643, 35963347, 78273167, 107890041, 190091977, 234819501, 570275931, 1330643839, 3991931517]

約数ペア:

[(1, 3991931517), (3, 1330643839), (7, 570275931), (17, 234819501), (21, 190091977), (37, 107890041), (51, 78273167), (111, 35963347), (119, 33545643), (259, 15412863), (357, 11181881), (629, 6346473), (777, 5137621), (1887, 2115491), (4403, 906639), (13209, 302213)]