91489615

素因数分解:

$5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 128159712

約数和(自身を除く): 36670097

約数列:

[1, 5, 7, 35, 49, 245, 421, 887, 2105, 2947, 4435, 6209, 14735, 20629, 31045, 43463, 103145, 217315, 373427, 1867135, 2613989, 13069945, 18297923, 91489615]

約数ペア:

[(1, 91489615), (5, 18297923), (7, 13069945), (35, 2613989), (49, 1867135), (245, 373427), (421, 217315), (887, 103145), (2105, 43463), (2947, 31045), (4435, 20629), (6209, 14735)]