28528022369

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{50291}}^1$

素因数の和:50501

約数の個数: 32

約数和(自身を含む): 36499921920

約数和(自身を除く): 7971899551

約数列:

[1, 7, 11, 53, 77, 139, 371, 583, 973, 1529, 4081, 7367, 10703, 50291, 51569, 81037, 352037, 553201, 567259, 2665423, 3872407, 6990449, 18657961, 29319653, 48933143, 76894939, 205237571, 370493797, 538264573, 2593456579, 4075431767, 28528022369]

約数ペア:

[(1, 28528022369), (7, 4075431767), (11, 2593456579), (53, 538264573), (77, 370493797), (139, 205237571), (371, 76894939), (583, 48933143), (973, 29319653), (1529, 18657961), (4081, 6990449), (7367, 3872407), (10703, 2665423), (50291, 567259), (51569, 553201), (81037, 352037)]