64722969

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{19489}}^1$

素因数の和:19542

約数の個数: 20

約数和(自身を含む): 99048180

約数和(自身を除く): 34325211

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 19489, 58467, 175401, 526203, 799049, 1578609, 2397147, 7191441, 21574323, 64722969]

約数ペア:

[(1, 64722969), (3, 21574323), (9, 7191441), (27, 2397147), (41, 1578609), (81, 799049), (123, 526203), (369, 175401), (1107, 58467), (3321, 19489)]