52721505

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68917}}^1$

素因数の和:68945

約数の個数: 24

約数和(自身を含む): 96760872

約数和(自身を除く): 44039367

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 68917, 206751, 344585, 620253, 1033755, 1171589, 3101265, 3514767, 5857945, 10544301, 17573835, 52721505]

約数ペア:

[(1, 52721505), (3, 17573835), (5, 10544301), (9, 5857945), (15, 3514767), (17, 3101265), (45, 1171589), (51, 1033755), (85, 620253), (153, 344585), (255, 206751), (765, 68917)]