156974019209

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1\times {\mathrm{8627}}^1$

素因数の和:9917

約数の個数: 32

約数和(自身を含む): 187974991872

約数和(自身を除く): 31000972663

約数列:

[1, 7, 31, 71, 217, 497, 1181, 2201, 8267, 8627, 15407, 36611, 60389, 83851, 256277, 267437, 586957, 612517, 1872059, 2599381, 4287619, 10188487, 18195667, 18988027, 71319409, 132916189, 315843097, 723382577, 2210901679, 5063678039, 22424859887, 156974019209]

約数ペア:

[(1, 156974019209), (7, 22424859887), (31, 5063678039), (71, 2210901679), (217, 723382577), (497, 315843097), (1181, 132916189), (2201, 71319409), (8267, 18988027), (8627, 18195667), (15407, 10188487), (36611, 4287619), (60389, 2599381), (83851, 1872059), (256277, 612517), (267437, 586957)]