679968642

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 1454100480

約数和(自身を除く): 774131838

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 97, 138, 158, 194, 237, 291, 474, 582, 643, 1286, 1817, 1929, 2231, 3634, 3858, 4462, 5451, 6693, 7663, 10902, 13386, 14789, 15326, 22989, 29578, 44367, 45978, 50797, 62371, 88734, 101594, 124742, 152391, 176249, 187113, 304782, 352498, 374226, 528747, 1057494, 1168331, 1434533, 2336662, 2869066, 3504993, 4303599, 4927309, 7009986, 8607198, 9854618, 14781927, 29563854, 113328107, 226656214, 339984321, 679968642]

約数ペア:

[(1, 679968642), (2, 339984321), (3, 226656214), (6, 113328107), (23, 29563854), (46, 14781927), (69, 9854618), (79, 8607198), (97, 7009986), (138, 4927309), (158, 4303599), (194, 3504993), (237, 2869066), (291, 2336662), (474, 1434533), (582, 1168331), (643, 1057494), (1286, 528747), (1817, 374226), (1929, 352498), (2231, 304782), (3634, 187113), (3858, 176249), (4462, 152391), (5451, 124742), (6693, 101594), (7663, 88734), (10902, 62371), (13386, 50797), (14789, 45978), (15326, 44367), (22989, 29578)]