13306577781

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{262597}}^1$

素因数の和:262753

約数の個数: 32

約数和(自身を含む): 21512028160

約数和(自身を除く): 8205450379

約数列:

[1, 3, 7, 19, 21, 57, 127, 133, 381, 399, 889, 2413, 2667, 7239, 16891, 50673, 262597, 787791, 1838179, 4989343, 5514537, 14968029, 33349819, 34925401, 100049457, 104776203, 233448733, 633646561, 700346199, 1900939683, 4435525927, 13306577781]

約数ペア:

[(1, 13306577781), (3, 4435525927), (7, 1900939683), (19, 700346199), (21, 633646561), (57, 233448733), (127, 104776203), (133, 100049457), (381, 34925401), (399, 33349819), (889, 14968029), (2413, 5514537), (2667, 4989343), (7239, 1838179), (16891, 787791), (50673, 262597)]