258128415

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139907}}^1$

素因数の和:139959

約数の個数: 24

約数和(自身を含む): 458338608

約数和(自身を除く): 200210193

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 139907, 419721, 699535, 1259163, 2098605, 5736187, 6295815, 17208561, 28680935, 51625683, 86042805, 258128415]

約数ペア:

[(1, 258128415), (3, 86042805), (5, 51625683), (9, 28680935), (15, 17208561), (41, 6295815), (45, 5736187), (123, 2098605), (205, 1259163), (369, 699535), (615, 419721), (1845, 139907)]