13312287

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 19813248

約数和(自身を除く): 6500961

約数列:

[1, 3, 9, 71, 83, 213, 249, 251, 639, 747, 753, 2259, 5893, 17679, 17821, 20833, 53037, 53463, 62499, 160389, 187497, 1479143, 4437429, 13312287]

約数ペア:

[(1, 13312287), (3, 4437429), (9, 1479143), (71, 187497), (83, 160389), (213, 62499), (249, 53463), (251, 53037), (639, 20833), (747, 17821), (753, 17679), (2259, 5893)]