12315849

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 20401920

約数和(自身を除く): 8086071

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 229, 273, 591, 687, 1379, 1603, 2561, 2977, 4137, 4809, 7683, 8931, 17927, 20839, 45113, 53781, 62517, 135339, 315791, 586469, 947373, 1759407, 4105283, 12315849]

約数ペア:

[(1, 12315849), (3, 4105283), (7, 1759407), (13, 947373), (21, 586469), (39, 315791), (91, 135339), (197, 62517), (229, 53781), (273, 45113), (591, 20839), (687, 17927), (1379, 8931), (1603, 7683), (2561, 4809), (2977, 4137)]