8690728

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 16848000

約数和(自身を除く): 8157272

約数列:

[1, 2, 4, 8, 53, 103, 106, 199, 206, 212, 398, 412, 424, 796, 824, 1592, 5459, 10547, 10918, 20497, 21094, 21836, 40994, 42188, 43672, 81988, 84376, 163976, 1086341, 2172682, 4345364, 8690728]

約数ペア:

[(1, 8690728), (2, 4345364), (4, 2172682), (8, 1086341), (53, 163976), (103, 84376), (106, 81988), (199, 43672), (206, 42188), (212, 40994), (398, 21836), (412, 21094), (424, 20497), (796, 10918), (824, 10547), (1592, 5459)]