28261508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{12119}}^1$

素因数の和:12187

約数の個数: 24

約数和(自身を含む): 54976320

約数和(自身を除く): 26714812

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 12119, 24238, 48476, 133309, 266618, 533236, 642307, 1284614, 2569228, 7065377, 14130754, 28261508]

約数ペア:

[(1, 28261508), (2, 14130754), (4, 7065377), (11, 2569228), (22, 1284614), (44, 642307), (53, 533236), (106, 266618), (212, 133309), (583, 48476), (1166, 24238), (2332, 12119)]