628389489

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{9319}}^1$

素因数の和:9374

約数の個数: 48

約数和(自身を含む): 1091558400

約数和(自身を除く): 463168911

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 247, 273, 399, 507, 741, 1183, 1729, 3211, 3549, 5187, 9319, 9633, 22477, 27957, 65233, 67431, 121147, 177061, 195699, 363441, 531183, 848029, 1239427, 1574911, 2301793, 2544087, 3718281, 4724733, 6905379, 11024377, 16112551, 29923309, 33073131, 48337653, 89769927, 209463163, 628389489]

約数ペア:

[(1, 628389489), (3, 209463163), (7, 89769927), (13, 48337653), (19, 33073131), (21, 29923309), (39, 16112551), (57, 11024377), (91, 6905379), (133, 4724733), (169, 3718281), (247, 2544087), (273, 2301793), (399, 1574911), (507, 1239427), (741, 848029), (1183, 531183), (1729, 363441), (3211, 195699), (3549, 177061), (5187, 121147), (9319, 67431), (9633, 65233), (22477, 27957)]