67040865

素因数分解:

$3^4\times 5^1\times {\mathrm{165533}}^1$

素因数の和:165550

約数の個数: 20

約数和(自身を含む): 120177684

約数和(自身を除く): 53136819

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 165533, 496599, 827665, 1489797, 2482995, 4469391, 7448985, 13408173, 22346955, 67040865]

約数ペア:

[(1, 67040865), (3, 22346955), (5, 13408173), (9, 7448985), (15, 4469391), (27, 2482995), (45, 1489797), (81, 827665), (135, 496599), (405, 165533)]