1680978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 3782016

約数和(自身を除く): 2101038

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 937, 1794, 1874, 2811, 5622, 12181, 21551, 24362, 36543, 43102, 64653, 73086, 129306, 280163, 560326, 840489, 1680978]

約数ペア:

[(1, 1680978), (2, 840489), (3, 560326), (6, 280163), (13, 129306), (23, 73086), (26, 64653), (39, 43102), (46, 36543), (69, 24362), (78, 21551), (138, 12181), (299, 5622), (598, 2811), (897, 1874), (937, 1794)]