217032008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{630907}}^1$

素因数の和:630956

約数の個数: 16

約数和(自身を含む): 416399280

約数和(自身を除く): 199367272

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 630907, 1261814, 2523628, 5047256, 27129001, 54258002, 108516004, 217032008]

約数ペア:

[(1, 217032008), (2, 108516004), (4, 54258002), (8, 27129001), (43, 5047256), (86, 2523628), (172, 1261814), (344, 630907)]