1311382516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1621}}^1\times {\mathrm{11897}}^1$

素因数の和:13539

約数の個数: 24

約数和(自身を含む): 2431618056

約数和(自身を除く): 1120235540

約数列:

[1, 2, 4, 17, 34, 68, 1621, 3242, 6484, 11897, 23794, 27557, 47588, 55114, 110228, 202249, 404498, 808996, 19285037, 38570074, 77140148, 327845629, 655691258, 1311382516]

約数ペア:

[(1, 1311382516), (2, 655691258), (4, 327845629), (17, 77140148), (34, 38570074), (68, 19285037), (1621, 808996), (3242, 404498), (6484, 202249), (11897, 110228), (23794, 55114), (27557, 47588)]