289323495

素因数分解:

$3^4\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1217}}^1$

素因数の和:1821

約数の個数: 40

約数和(自身を含む): 519949584

約数和(自身を除く): 230626089

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 587, 1217, 1761, 2935, 3651, 5283, 6085, 8805, 10953, 15849, 18255, 26415, 32859, 47547, 54765, 79245, 98577, 164295, 237735, 492885, 714379, 2143137, 3571895, 6429411, 10715685, 19288233, 32147055, 57864699, 96441165, 289323495]

約数ペア:

[(1, 289323495), (3, 96441165), (5, 57864699), (9, 32147055), (15, 19288233), (27, 10715685), (45, 6429411), (81, 3571895), (135, 2143137), (405, 714379), (587, 492885), (1217, 237735), (1761, 164295), (2935, 98577), (3651, 79245), (5283, 54765), (6085, 47547), (8805, 32859), (10953, 26415), (15849, 18255)]