1276496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:76

約数の個数: 60

約数和(自身を含む): 2976372

約数和(自身を除く): 1699876

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 361, 442, 494, 646, 722, 884, 988, 1292, 1444, 1768, 1976, 2584, 2888, 3536, 3952, 4199, 4693, 5168, 5776, 6137, 8398, 9386, 12274, 16796, 18772, 24548, 33592, 37544, 49096, 67184, 75088, 79781, 98192, 159562, 319124, 638248, 1276496]

約数ペア:

[(1, 1276496), (2, 638248), (4, 319124), (8, 159562), (13, 98192), (16, 79781), (17, 75088), (19, 67184), (26, 49096), (34, 37544), (38, 33592), (52, 24548), (68, 18772), (76, 16796), (104, 12274), (136, 9386), (152, 8398), (208, 6137), (221, 5776), (247, 5168), (272, 4693), (304, 4199), (323, 3952), (361, 3536), (442, 2888), (494, 2584), (646, 1976), (722, 1768), (884, 1444), (988, 1292)]