15661822959

素因数分解:

$3^4\times {\mathrm{1213}}^1\times {\mathrm{159403}}^1$

素因数の和:160628

約数の個数: 20

約数和(自身を含む): 23415491176

約数和(自身を除く): 7753668217

約数列:

[1, 3, 9, 27, 81, 1213, 3639, 10917, 32751, 98253, 159403, 478209, 1434627, 4303881, 12911643, 193355839, 580067517, 1740202551, 5220607653, 15661822959]

約数ペア:

[(1, 15661822959), (3, 5220607653), (9, 1740202551), (27, 580067517), (81, 193355839), (1213, 12911643), (3639, 4303881), (10917, 1434627), (32751, 478209), (98253, 159403)]