22870281

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 38768640

約数和(自身を除く): 15898359

約数列:

[1, 3, 7, 19, 21, 31, 43, 57, 93, 129, 133, 217, 301, 399, 589, 651, 817, 903, 1333, 1767, 1849, 2451, 3999, 4123, 5547, 5719, 9331, 12369, 12943, 17157, 25327, 27993, 35131, 38829, 57319, 75981, 105393, 171957, 177289, 245917, 401233, 531867, 737751, 1089061, 1203699, 3267183, 7623427, 22870281]

約数ペア:

[(1, 22870281), (3, 7623427), (7, 3267183), (19, 1203699), (21, 1089061), (31, 737751), (43, 531867), (57, 401233), (93, 245917), (129, 177289), (133, 171957), (217, 105393), (301, 75981), (399, 57319), (589, 38829), (651, 35131), (817, 27993), (903, 25327), (1333, 17157), (1767, 12943), (1849, 12369), (2451, 9331), (3999, 5719), (4123, 5547)]