254937537

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{22643}}^1$

素因数の和:22794

約数の個数: 20

約数和(自身を含む): 383589360

約数和(自身を除く): 128651823

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 22643, 67929, 203787, 611361, 1834083, 3147377, 9442131, 28326393, 84979179, 254937537]

約数ペア:

[(1, 254937537), (3, 84979179), (9, 28326393), (27, 9442131), (81, 3147377), (139, 1834083), (417, 611361), (1251, 203787), (3753, 67929), (11259, 22643)]