1665081

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 24

約数和(自身を含む): 2664480

約数和(自身を除く): 999399

約数列:

[1, 3, 9, 11, 33, 99, 121, 139, 363, 417, 1089, 1251, 1331, 1529, 3993, 4587, 11979, 13761, 16819, 50457, 151371, 185009, 555027, 1665081]

約数ペア:

[(1, 1665081), (3, 555027), (9, 185009), (11, 151371), (33, 50457), (99, 16819), (121, 13761), (139, 11979), (363, 4587), (417, 3993), (1089, 1529), (1251, 1331)]