24997749

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 43253760

約数和(自身を除く): 18256011

約数列:

[1, 3, 7, 19, 21, 31, 43, 47, 57, 93, 129, 133, 141, 217, 301, 329, 399, 589, 651, 817, 893, 903, 987, 1333, 1457, 1767, 2021, 2451, 2679, 3999, 4123, 4371, 5719, 6063, 6251, 9331, 10199, 12369, 14147, 17157, 18753, 25327, 27683, 27993, 30597, 38399, 42441, 62651, 75981, 83049, 115197, 177289, 187953, 193781, 268793, 438557, 531867, 581343, 806379, 1190369, 1315671, 3571107, 8332583, 24997749]

約数ペア:

[(1, 24997749), (3, 8332583), (7, 3571107), (19, 1315671), (21, 1190369), (31, 806379), (43, 581343), (47, 531867), (57, 438557), (93, 268793), (129, 193781), (133, 187953), (141, 177289), (217, 115197), (301, 83049), (329, 75981), (399, 62651), (589, 42441), (651, 38399), (817, 30597), (893, 27993), (903, 27683), (987, 25327), (1333, 18753), (1457, 17157), (1767, 14147), (2021, 12369), (2451, 10199), (2679, 9331), (3999, 6251), (4123, 6063), (4371, 5719)]