28295696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 65620800

約数和(自身を除く): 37325104

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 83, 88, 104, 143, 149, 166, 176, 208, 286, 298, 332, 572, 596, 664, 913, 1079, 1144, 1192, 1328, 1639, 1826, 1937, 2158, 2288, 2384, 3278, 3652, 3874, 4316, 6556, 7304, 7748, 8632, 11869, 12367, 13112, 14608, 15496, 17264, 21307, 23738, 24734, 26224, 30992, 42614, 47476, 49468, 85228, 94952, 98936, 136037, 160771, 170456, 189904, 197872, 272074, 321542, 340912, 544148, 643084, 1088296, 1286168, 1768481, 2176592, 2572336, 3536962, 7073924, 14147848, 28295696]

約数ペア:

[(1, 28295696), (2, 14147848), (4, 7073924), (8, 3536962), (11, 2572336), (13, 2176592), (16, 1768481), (22, 1286168), (26, 1088296), (44, 643084), (52, 544148), (83, 340912), (88, 321542), (104, 272074), (143, 197872), (149, 189904), (166, 170456), (176, 160771), (208, 136037), (286, 98936), (298, 94952), (332, 85228), (572, 49468), (596, 47476), (664, 42614), (913, 30992), (1079, 26224), (1144, 24734), (1192, 23738), (1328, 21307), (1639, 17264), (1826, 15496), (1937, 14608), (2158, 13112), (2288, 12367), (2384, 11869), (3278, 8632), (3652, 7748), (3874, 7304), (4316, 6556)]