2179995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 3773952

約数和(自身を除く): 1593957

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 103, 249, 255, 309, 415, 515, 1245, 1411, 1545, 1751, 4233, 5253, 7055, 8549, 8755, 21165, 25647, 26265, 42745, 128235, 145333, 435999, 726665, 2179995]

約数ペア:

[(1, 2179995), (3, 726665), (5, 435999), (15, 145333), (17, 128235), (51, 42745), (83, 26265), (85, 25647), (103, 21165), (249, 8755), (255, 8549), (309, 7055), (415, 5253), (515, 4233), (1245, 1751), (1411, 1545)]