6711978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 10706262

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 647, 741, 798, 1294, 1482, 1729, 1941, 3458, 3882, 4529, 5187, 8411, 9058, 10374, 12293, 13587, 16822, 24586, 25233, 27174, 36879, 50466, 58877, 73758, 86051, 117754, 159809, 172102, 176631, 258153, 319618, 353262, 479427, 516306, 958854, 1118663, 2237326, 3355989, 6711978]

約数ペア:

[(1, 6711978), (2, 3355989), (3, 2237326), (6, 1118663), (7, 958854), (13, 516306), (14, 479427), (19, 353262), (21, 319618), (26, 258153), (38, 176631), (39, 172102), (42, 159809), (57, 117754), (78, 86051), (91, 73758), (114, 58877), (133, 50466), (182, 36879), (247, 27174), (266, 25233), (273, 24586), (399, 16822), (494, 13587), (546, 12293), (647, 10374), (741, 9058), (798, 8411), (1294, 5187), (1482, 4529), (1729, 3882), (1941, 3458)]