68985255

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{35107}}^1$

素因数の和:35246

約数の個数: 16

約数和(自身を含む): 111222144

約数和(自身を除く): 42236889

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 35107, 105321, 175535, 526605, 4599017, 13797051, 22995085, 68985255]

約数ペア:

[(1, 68985255), (3, 22995085), (5, 13797051), (15, 4599017), (131, 526605), (393, 175535), (655, 105321), (1965, 35107)]