209543715

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 374092992

約数和(自身を除く): 164549277

約数列:

[1, 3, 5, 9, 15, 45, 53, 103, 159, 265, 309, 477, 515, 795, 853, 927, 1545, 2385, 2559, 4265, 4635, 5459, 7677, 12795, 16377, 27295, 38385, 45209, 49131, 81885, 87859, 135627, 226045, 245655, 263577, 406881, 439295, 678135, 790731, 1317885, 2034405, 3953655, 4656527, 13969581, 23282635, 41908743, 69847905, 209543715]

約数ペア:

[(1, 209543715), (3, 69847905), (5, 41908743), (9, 23282635), (15, 13969581), (45, 4656527), (53, 3953655), (103, 2034405), (159, 1317885), (265, 790731), (309, 678135), (477, 439295), (515, 406881), (795, 263577), (853, 245655), (927, 226045), (1545, 135627), (2385, 87859), (2559, 81885), (4265, 49131), (4635, 45209), (5459, 38385), (7677, 27295), (12795, 16377)]