277268691

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 482872320

約数和(自身を除く): 205603629

約数列:

[1, 3, 7, 17, 19, 21, 41, 51, 57, 119, 123, 133, 287, 323, 357, 399, 697, 779, 861, 969, 997, 2091, 2261, 2337, 2991, 4879, 5453, 6783, 6979, 13243, 14637, 16359, 16949, 18943, 20937, 39729, 40877, 50847, 56829, 92701, 118643, 122631, 132601, 278103, 286139, 322031, 355929, 397803, 694909, 776663, 858417, 966093, 2084727, 2254217, 2329989, 4864363, 5436641, 6762651, 13203271, 14593089, 16309923, 39609813, 92422897, 277268691]

約数ペア:

[(1, 277268691), (3, 92422897), (7, 39609813), (17, 16309923), (19, 14593089), (21, 13203271), (41, 6762651), (51, 5436641), (57, 4864363), (119, 2329989), (123, 2254217), (133, 2084727), (287, 966093), (323, 858417), (357, 776663), (399, 694909), (697, 397803), (779, 355929), (861, 322031), (969, 286139), (997, 278103), (2091, 132601), (2261, 122631), (2337, 118643), (2991, 92701), (4879, 56829), (5453, 50847), (6783, 40877), (6979, 39729), (13243, 20937), (14637, 18943), (16359, 16949)]