66222268

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{33311}}^1$

素因数の和:33393

約数の個数: 24

約数和(自身を含む): 134313984

約数和(自身を除く): 68091716

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 33311, 66622, 133244, 233177, 466354, 932708, 2365081, 4730162, 9460324, 16555567, 33111134, 66222268]

約数ペア:

[(1, 66222268), (2, 33111134), (4, 16555567), (7, 9460324), (14, 4730162), (28, 2365081), (71, 932708), (142, 466354), (284, 233177), (497, 133244), (994, 66622), (1988, 33311)]