77880015

素因数分解:

$3^3\times 5^1\times {\mathrm{576889}}^1$

素因数の和:576903

約数の個数: 16

約数和(自身を含む): 138453600

約数和(自身を除く): 60573585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 576889, 1730667, 2884445, 5192001, 8653335, 15576003, 25960005, 77880015]

約数ペア:

[(1, 77880015), (3, 25960005), (5, 15576003), (9, 8653335), (15, 5192001), (27, 2884445), (45, 1730667), (135, 576889)]