388585834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1091}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 763176960

約数和(自身を除く): 374591126

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 103, 133, 182, 206, 247, 266, 494, 721, 1091, 1339, 1442, 1729, 1957, 2182, 2678, 3458, 3914, 7637, 9373, 13699, 14183, 15274, 18746, 20729, 25441, 27398, 28366, 41458, 50882, 99281, 112373, 145103, 178087, 198562, 224746, 269477, 290206, 356174, 538954, 786611, 1460849, 1573222, 1886339, 2135087, 2921698, 3772678, 4270174, 10225943, 14945609, 20451886, 27756131, 29891218, 55512262, 194292917, 388585834]

約数ペア:

[(1, 388585834), (2, 194292917), (7, 55512262), (13, 29891218), (14, 27756131), (19, 20451886), (26, 14945609), (38, 10225943), (91, 4270174), (103, 3772678), (133, 2921698), (182, 2135087), (206, 1886339), (247, 1573222), (266, 1460849), (494, 786611), (721, 538954), (1091, 356174), (1339, 290206), (1442, 269477), (1729, 224746), (1957, 198562), (2182, 178087), (2678, 145103), (3458, 112373), (3914, 99281), (7637, 50882), (9373, 41458), (13699, 28366), (14183, 27398), (15274, 25441), (18746, 20729)]