17245215

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 15776865

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 369, 533, 585, 615, 719, 1599, 1845, 2157, 2665, 3595, 4797, 6471, 7995, 9347, 10785, 23985, 28041, 29479, 32355, 46735, 84123, 88437, 140205, 147395, 265311, 383227, 420615, 442185, 1149681, 1326555, 1916135, 3449043, 5748405, 17245215]

約数ペア:

[(1, 17245215), (3, 5748405), (5, 3449043), (9, 1916135), (13, 1326555), (15, 1149681), (39, 442185), (41, 420615), (45, 383227), (65, 265311), (117, 147395), (123, 140205), (195, 88437), (205, 84123), (369, 46735), (533, 32355), (585, 29479), (615, 28041), (719, 23985), (1599, 10785), (1845, 9347), (2157, 7995), (2665, 6471), (3595, 4797)]