4239788

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2857}}^1$

素因数の和:2921

約数の個数: 24

約数和(自身を含む): 8642592

約数和(自身を除く): 4402804

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 2857, 5714, 11428, 19999, 39998, 79996, 151421, 302842, 605684, 1059947, 2119894, 4239788]

約数ペア:

[(1, 4239788), (2, 2119894), (4, 1059947), (7, 605684), (14, 302842), (28, 151421), (53, 79996), (106, 39998), (212, 19999), (371, 11428), (742, 5714), (1484, 2857)]