81049766

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 143119872

約数和(自身を除く): 62070106

約数列:

[1, 2, 7, 14, 67, 71, 134, 142, 469, 497, 938, 994, 1217, 2434, 4757, 8519, 9514, 17038, 33299, 66598, 81539, 86407, 163078, 172814, 570773, 604849, 1141546, 1209698, 5789269, 11578538, 40524883, 81049766]

約数ペア:

[(1, 81049766), (2, 40524883), (7, 11578538), (14, 5789269), (67, 1209698), (71, 1141546), (134, 604849), (142, 570773), (469, 172814), (497, 163078), (938, 86407), (994, 81539), (1217, 66598), (2434, 33299), (4757, 17038), (8519, 9514)]