31571144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 68014080

約数和(自身を除く): 36442936

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 71, 88, 124, 142, 163, 248, 284, 326, 341, 568, 652, 682, 781, 1304, 1364, 1562, 1793, 2201, 2728, 3124, 3586, 4402, 5053, 6248, 7172, 8804, 10106, 11573, 14344, 17608, 20212, 23146, 24211, 40424, 46292, 48422, 55583, 92584, 96844, 111166, 127303, 193688, 222332, 254606, 358763, 444664, 509212, 717526, 1018424, 1435052, 2870104, 3946393, 7892786, 15785572, 31571144]

約数ペア:

[(1, 31571144), (2, 15785572), (4, 7892786), (8, 3946393), (11, 2870104), (22, 1435052), (31, 1018424), (44, 717526), (62, 509212), (71, 444664), (88, 358763), (124, 254606), (142, 222332), (163, 193688), (248, 127303), (284, 111166), (326, 96844), (341, 92584), (568, 55583), (652, 48422), (682, 46292), (781, 40424), (1304, 24211), (1364, 23146), (1562, 20212), (1793, 17608), (2201, 14344), (2728, 11573), (3124, 10106), (3586, 8804), (4402, 7172), (5053, 6248)]