27686876

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 59189760

約数和(自身を除く): 31502884

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 497, 532, 733, 994, 1349, 1466, 1988, 2698, 2932, 5131, 5396, 9443, 10262, 13927, 18886, 20524, 27854, 37772, 52043, 55708, 97489, 104086, 194978, 208172, 364301, 389956, 728602, 988817, 1457204, 1977634, 3955268, 6921719, 13843438, 27686876]

約数ペア:

[(1, 27686876), (2, 13843438), (4, 6921719), (7, 3955268), (14, 1977634), (19, 1457204), (28, 988817), (38, 728602), (71, 389956), (76, 364301), (133, 208172), (142, 194978), (266, 104086), (284, 97489), (497, 55708), (532, 52043), (733, 37772), (994, 27854), (1349, 20524), (1466, 18886), (1988, 13927), (2698, 10262), (2932, 9443), (5131, 5396)]