520070509

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{21871}}^1$

素因数の和:22000

約数の個数: 16

約数和(自身を含む): 615915520

約数和(自身を除く): 95845011

約数列:

[1, 7, 43, 79, 301, 553, 3397, 21871, 23779, 153097, 940453, 1727809, 6583171, 12094663, 74295787, 520070509]

約数ペア:

[(1, 520070509), (7, 74295787), (43, 12094663), (79, 6583171), (301, 1727809), (553, 940453), (3397, 153097), (21871, 23779)]