3987455

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:466

約数の個数: 16

約数和(自身を含む): 5007744

約数和(自身を除く): 1020289

約数列:

[1, 5, 41, 53, 205, 265, 367, 1835, 2173, 10865, 15047, 19451, 75235, 97255, 797491, 3987455]

約数ペア:

[(1, 3987455), (5, 797491), (41, 97255), (53, 75235), (205, 19451), (265, 15047), (367, 10865), (1835, 2173)]