220140438

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{748777}}^1$

素因数の和:748796

約数の個数: 24

約数和(自身を含む): 512164152

約数和(自身を除く): 292023714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 748777, 1497554, 2246331, 4492662, 5241439, 10482878, 15724317, 31448634, 36690073, 73380146, 110070219, 220140438]

約数ペア:

[(1, 220140438), (2, 110070219), (3, 73380146), (6, 36690073), (7, 31448634), (14, 15724317), (21, 10482878), (42, 5241439), (49, 4492662), (98, 2246331), (147, 1497554), (294, 748777)]