90819495

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51749}}^1$

素因数の和:51776

約数の個数: 32

約数和(自身を含む): 173880000

約数和(自身を除く): 83060505

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 51749, 155247, 258745, 465741, 672737, 776235, 1397223, 2018211, 2328705, 3363685, 6054633, 6986115, 10091055, 18163899, 30273165, 90819495]

約数ペア:

[(1, 90819495), (3, 30273165), (5, 18163899), (9, 10091055), (13, 6986115), (15, 6054633), (27, 3363685), (39, 2328705), (45, 2018211), (65, 1397223), (117, 776235), (135, 672737), (195, 465741), (351, 258745), (585, 155247), (1755, 51749)]