13208508765

素因数分解:

$3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{642281}}^1$

素因数の和:642749

約数の個数: 24

約数和(自身を含む): 22944882168

約数和(自身を除く): 9736373403

約数列:

[1, 3, 5, 9, 15, 45, 457, 1371, 2285, 4113, 6855, 20565, 642281, 1926843, 3211405, 5780529, 9634215, 28902645, 293522417, 880567251, 1467612085, 2641701753, 4402836255, 13208508765]

約数ペア:

[(1, 13208508765), (3, 4402836255), (5, 2641701753), (9, 1467612085), (15, 880567251), (45, 293522417), (457, 28902645), (1371, 9634215), (2285, 5780529), (4113, 3211405), (6855, 1926843), (20565, 642281)]