28156186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 46096128

約数和(自身を除く): 17939942

約数列:

[1, 2, 23, 37, 46, 71, 74, 142, 233, 466, 851, 1633, 1702, 2627, 3266, 5254, 5359, 8621, 10718, 16543, 17242, 33086, 60421, 120842, 198283, 380489, 396566, 612091, 760978, 1224182, 14078093, 28156186]

約数ペア:

[(1, 28156186), (2, 14078093), (23, 1224182), (37, 760978), (46, 612091), (71, 396566), (74, 380489), (142, 198283), (233, 120842), (466, 60421), (851, 33086), (1633, 17242), (1702, 16543), (2627, 10718), (3266, 8621), (5254, 5359)]