3931437

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 5596992

約数和(自身を除く): 1665555

約数列:

[1, 3, 17, 51, 157, 471, 491, 1473, 2669, 8007, 8347, 25041, 77087, 231261, 1310479, 3931437]

約数ペア:

[(1, 3931437), (3, 1310479), (17, 231261), (51, 77087), (157, 25041), (471, 8347), (491, 8007), (1473, 2669)]