990327481

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{937}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 1229155200

約数和(自身を除く): 238827719

約数列:

[1, 11, 13, 19, 143, 209, 247, 389, 937, 2717, 4279, 5057, 7391, 10307, 12181, 17803, 55627, 81301, 96083, 133991, 195833, 231439, 364493, 1056913, 2545829, 4009423, 4738409, 6925367, 52122499, 76179037, 90029771, 990327481]

約数ペア:

[(1, 990327481), (11, 90029771), (13, 76179037), (19, 52122499), (143, 6925367), (209, 4738409), (247, 4009423), (389, 2545829), (937, 1056913), (2717, 364493), (4279, 231439), (5057, 195833), (7391, 133991), (10307, 96083), (12181, 81301), (17803, 55627)]