68773779

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 108028800

約数和(自身を除く): 39255021

約数列:

[1, 3, 9, 27, 31, 61, 81, 93, 183, 279, 449, 549, 837, 1347, 1647, 1891, 2511, 4041, 4941, 5673, 12123, 13919, 17019, 27389, 36369, 41757, 51057, 82167, 125271, 153171, 246501, 375813, 739503, 849059, 1127439, 2218509, 2547177, 7641531, 22924593, 68773779]

約数ペア:

[(1, 68773779), (3, 22924593), (9, 7641531), (27, 2547177), (31, 2218509), (61, 1127439), (81, 849059), (93, 739503), (183, 375813), (279, 246501), (449, 153171), (549, 125271), (837, 82167), (1347, 51057), (1647, 41757), (1891, 36369), (2511, 27389), (4041, 17019), (4941, 13919), (5673, 12123)]