7957257

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 64

約数和(自身を含む): 14592000

約数和(自身を除く): 6634743

約数列:

[1, 3, 7, 11, 19, 21, 33, 37, 49, 57, 77, 111, 133, 147, 209, 231, 259, 343, 399, 407, 539, 627, 703, 777, 931, 1029, 1221, 1463, 1617, 1813, 2109, 2793, 2849, 3773, 4389, 4921, 5439, 6517, 7733, 8547, 10241, 11319, 12691, 14763, 19551, 19943, 23199, 30723, 34447, 38073, 54131, 59829, 71687, 103341, 139601, 162393, 215061, 241129, 378917, 418803, 723387, 1136751, 2652419, 7957257]

約数ペア:

[(1, 7957257), (3, 2652419), (7, 1136751), (11, 723387), (19, 418803), (21, 378917), (33, 241129), (37, 215061), (49, 162393), (57, 139601), (77, 103341), (111, 71687), (133, 59829), (147, 54131), (209, 38073), (231, 34447), (259, 30723), (343, 23199), (399, 19943), (407, 19551), (539, 14763), (627, 12691), (703, 11319), (777, 10241), (931, 8547), (1029, 7733), (1221, 6517), (1463, 5439), (1617, 4921), (1813, 4389), (2109, 3773), (2793, 2849)]