207296859

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 368271360

約数和(自身を除く): 160974501

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 73, 77, 133, 209, 219, 231, 399, 511, 627, 647, 803, 1387, 1463, 1533, 1941, 2409, 4161, 4389, 4529, 5621, 7117, 9709, 12293, 13587, 15257, 16863, 21351, 29127, 36879, 45771, 47231, 49819, 86051, 106799, 135223, 141693, 149457, 258153, 320397, 330617, 405669, 519541, 897389, 946561, 991851, 1558623, 2692167, 2839683, 3636787, 6281723, 9871279, 10910361, 18845169, 29613837, 69098953, 207296859]

約数ペア:

[(1, 207296859), (3, 69098953), (7, 29613837), (11, 18845169), (19, 10910361), (21, 9871279), (33, 6281723), (57, 3636787), (73, 2839683), (77, 2692167), (133, 1558623), (209, 991851), (219, 946561), (231, 897389), (399, 519541), (511, 405669), (627, 330617), (647, 320397), (803, 258153), (1387, 149457), (1463, 141693), (1533, 135223), (1941, 106799), (2409, 86051), (4161, 49819), (4389, 47231), (4529, 45771), (5621, 36879), (7117, 29127), (9709, 21351), (12293, 16863), (13587, 15257)]