81602145

素因数分解:

$3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2777}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 141711336

約数和(自身を除く): 60109191

約数列:

[1, 3, 5, 9, 15, 45, 653, 1959, 2777, 3265, 5877, 8331, 9795, 13885, 24993, 29385, 41655, 124965, 1813381, 5440143, 9066905, 16320429, 27200715, 81602145]

約数ペア:

[(1, 81602145), (3, 27200715), (5, 16320429), (9, 9066905), (15, 5440143), (45, 1813381), (653, 124965), (1959, 41655), (2777, 29385), (3265, 24993), (5877, 13885), (8331, 9795)]