26554521

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4201}}^1$

素因数の和:4261

約数の個数: 24

約数和(自身を含む): 42154464

約数和(自身を除く): 15599943

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 4201, 6321, 12603, 29407, 88221, 180643, 205849, 541929, 617547, 1264501, 3793503, 8851507, 26554521]

約数ペア:

[(1, 26554521), (3, 8851507), (7, 3793503), (21, 1264501), (43, 617547), (49, 541929), (129, 205849), (147, 180643), (301, 88221), (903, 29407), (2107, 12603), (4201, 6321)]