11971256

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 25137000

約数和(自身を除く): 13165744

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 121, 149, 166, 242, 298, 332, 484, 596, 664, 913, 968, 1192, 1639, 1826, 3278, 3652, 6556, 7304, 10043, 12367, 13112, 18029, 20086, 24734, 36058, 40172, 49468, 72116, 80344, 98936, 136037, 144232, 272074, 544148, 1088296, 1496407, 2992814, 5985628, 11971256]

約数ペア:

[(1, 11971256), (2, 5985628), (4, 2992814), (8, 1496407), (11, 1088296), (22, 544148), (44, 272074), (83, 144232), (88, 136037), (121, 98936), (149, 80344), (166, 72116), (242, 49468), (298, 40172), (332, 36058), (484, 24734), (596, 20086), (664, 18029), (913, 13112), (968, 12367), (1192, 10043), (1639, 7304), (1826, 6556), (3278, 3652)]