86966884

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{1279}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 154828800

約数和(自身を除く): 67861916

約数列:

[1, 2, 4, 89, 178, 191, 356, 382, 764, 1279, 2558, 5116, 16999, 33998, 67996, 113831, 227662, 244289, 455324, 488578, 977156, 21741721, 43483442, 86966884]

約数ペア:

[(1, 86966884), (2, 43483442), (4, 21741721), (89, 977156), (178, 488578), (191, 455324), (356, 244289), (382, 227662), (764, 113831), (1279, 67996), (2558, 33998), (5116, 16999)]