668839374

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{5308249}}^1$

素因数の和:5308264

約数の個数: 24

約数和(自身を含む): 1656174000

約数和(自身を除く): 987334626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 5308249, 10616498, 15924747, 31849494, 37157743, 47774241, 74315486, 95548482, 111473229, 222946458, 334419687, 668839374]

約数ペア:

[(1, 668839374), (2, 334419687), (3, 222946458), (6, 111473229), (7, 95548482), (9, 74315486), (14, 47774241), (18, 37157743), (21, 31849494), (42, 15924747), (63, 10616498), (126, 5308249)]