209898138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{14767}}^1$

素因数の和:14898

約数の個数: 32

約数和(自身を含む): 442331136

約数和(自身を除く): 232432998

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 2369, 4738, 7107, 14214, 14767, 29534, 44301, 88602, 339641, 679282, 1018923, 1521001, 2037846, 3042002, 4563003, 9126006, 34983023, 69966046, 104949069, 209898138]

約数ペア:

[(1, 209898138), (2, 104949069), (3, 69966046), (6, 34983023), (23, 9126006), (46, 4563003), (69, 3042002), (103, 2037846), (138, 1521001), (206, 1018923), (309, 679282), (618, 339641), (2369, 88602), (4738, 44301), (7107, 29534), (14214, 14767)]