81368055

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62351}}^1$

素因数の和:62391

約数の個数: 24

約数和(自身を含む): 145903680

約数和(自身を除く): 64535625

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 62351, 187053, 311755, 561159, 935265, 1808179, 2805795, 5424537, 9040895, 16273611, 27122685, 81368055]

約数ペア:

[(1, 81368055), (3, 27122685), (5, 16273611), (9, 9040895), (15, 5424537), (29, 2805795), (45, 1808179), (87, 935265), (145, 561159), (261, 311755), (435, 187053), (1305, 62351)]