26640285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{253717}}^1$

素因数の和:253732

約数の個数: 16

約数和(自身を含む): 48713856

約数和(自身を除く): 22073571

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 253717, 761151, 1268585, 1776019, 3805755, 5328057, 8880095, 26640285]

約数ペア:

[(1, 26640285), (3, 8880095), (5, 5328057), (7, 3805755), (15, 1776019), (21, 1268585), (35, 761151), (105, 253717)]