221330548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{7517}}^1$

素因数の和:7971

約数の個数: 24

約数和(自身を含む): 411114312

約数和(自身を除く): 189783764

約数列:

[1, 2, 4, 17, 34, 68, 433, 866, 1732, 7361, 7517, 14722, 15034, 29444, 30068, 127789, 255578, 511156, 3254861, 6509722, 13019444, 55332637, 110665274, 221330548]

約数ペア:

[(1, 221330548), (2, 110665274), (4, 55332637), (17, 13019444), (34, 6509722), (68, 3254861), (433, 511156), (866, 255578), (1732, 127789), (7361, 30068), (7517, 29444), (14722, 15034)]