4283721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 7338240

約数和(自身を除く): 3054519

約数列:

[1, 3, 9, 13, 19, 39, 41, 47, 57, 117, 123, 141, 171, 247, 369, 423, 533, 611, 741, 779, 893, 1599, 1833, 1927, 2223, 2337, 2679, 4797, 5499, 5781, 7011, 8037, 10127, 11609, 17343, 25051, 30381, 34827, 36613, 75153, 91143, 104481, 109839, 225459, 329517, 475969, 1427907, 4283721]

約数ペア:

[(1, 4283721), (3, 1427907), (9, 475969), (13, 329517), (19, 225459), (39, 109839), (41, 104481), (47, 91143), (57, 75153), (117, 36613), (123, 34827), (141, 30381), (171, 25051), (247, 17343), (369, 11609), (423, 10127), (533, 8037), (611, 7011), (741, 5781), (779, 5499), (893, 4797), (1599, 2679), (1833, 2337), (1927, 2223)]