68587515

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20879}}^1$

素因数の和:20963

約数の個数: 24

約数和(自身を含む): 120519360

約数和(自身を除く): 51931845

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 20879, 62637, 104395, 187911, 313185, 939555, 1524167, 4572501, 7620835, 13717503, 22862505, 68587515]

約数ペア:

[(1, 68587515), (3, 22862505), (5, 13717503), (9, 7620835), (15, 4572501), (45, 1524167), (73, 939555), (219, 313185), (365, 187911), (657, 104395), (1095, 62637), (3285, 20879)]