26723115

素因数分解:

$3^4\times 5^1\times {\mathrm{65983}}^1$

素因数の和:66000

約数の個数: 20

約数和(自身を含む): 47904384

約数和(自身を除く): 21181269

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 65983, 197949, 329915, 593847, 989745, 1781541, 2969235, 5344623, 8907705, 26723115]

約数ペア:

[(1, 26723115), (3, 8907705), (5, 5344623), (9, 2969235), (15, 1781541), (27, 989745), (45, 593847), (81, 329915), (135, 197949), (405, 65983)]