23238189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 38438400

約数和(自身を除く): 15200211

約数列:

[1, 3, 9, 13, 31, 39, 43, 93, 117, 129, 149, 279, 387, 403, 447, 559, 1209, 1333, 1341, 1677, 1937, 3627, 3999, 4619, 5031, 5811, 6407, 11997, 13857, 17329, 17433, 19221, 41571, 51987, 57663, 60047, 83291, 155961, 180141, 198617, 249873, 540423, 595851, 749619, 1787553, 2582021, 7746063, 23238189]

約数ペア:

[(1, 23238189), (3, 7746063), (9, 2582021), (13, 1787553), (31, 749619), (39, 595851), (43, 540423), (93, 249873), (117, 198617), (129, 180141), (149, 155961), (279, 83291), (387, 60047), (403, 57663), (447, 51987), (559, 41571), (1209, 19221), (1333, 17433), (1341, 17329), (1677, 13857), (1937, 11997), (3627, 6407), (3999, 5811), (4619, 5031)]