81122608

素因数分解:

$2^4\times 7^1\times {\mathrm{724309}}^1$

素因数の和:724324

約数の個数: 20

約数和(自身を含む): 179628880

約数和(自身を除く): 98506272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 724309, 1448618, 2897236, 5070163, 5794472, 10140326, 11588944, 20280652, 40561304, 81122608]

約数ペア:

[(1, 81122608), (2, 40561304), (4, 20280652), (7, 11588944), (8, 10140326), (14, 5794472), (16, 5070163), (28, 2897236), (56, 1448618), (112, 724309)]