126215848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20201}}^1$

素因数の和:20289

約数の個数: 32

約数和(自身を含む): 261817920

約数和(自身を除く): 135602072

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 20201, 40402, 80804, 161608, 222211, 444422, 888844, 1434271, 1777688, 2868542, 5737084, 11474168, 15776981, 31553962, 63107924, 126215848]

約数ペア:

[(1, 126215848), (2, 63107924), (4, 31553962), (8, 15776981), (11, 11474168), (22, 5737084), (44, 2868542), (71, 1777688), (88, 1434271), (142, 888844), (284, 444422), (568, 222211), (781, 161608), (1562, 80804), (3124, 40402), (6248, 20201)]