66403778

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{30211}}^1$

素因数の和:30377

約数の個数: 16

約数和(自身を含む): 114563904

約数和(自身を除く): 48160126

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 30211, 60422, 211477, 422954, 4743127, 9486254, 33201889, 66403778]

約数ペア:

[(1, 66403778), (2, 33201889), (7, 9486254), (14, 4743127), (157, 422954), (314, 211477), (1099, 60422), (2198, 30211)]