15193881

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{601}}^1$

素因数の和:713

約数の個数: 18

約数和(自身を含む): 22405838

約数和(自身を除く): 7211957

約数列:

[1, 3, 9, 53, 159, 477, 601, 1803, 2809, 5409, 8427, 25281, 31853, 95559, 286677, 1688209, 5064627, 15193881]

約数ペア:

[(1, 15193881), (3, 5064627), (9, 1688209), (53, 286677), (159, 95559), (477, 31853), (601, 25281), (1803, 8427), (2809, 5409)]