25939221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{112291}}^1$

素因数の和:112312

約数の個数: 16

約数和(自身を含む): 43120128

約数和(自身を除く): 17180907

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 112291, 336873, 786037, 1235201, 2358111, 3705603, 8646407, 25939221]

約数ペア:

[(1, 25939221), (3, 8646407), (7, 3705603), (11, 2358111), (21, 1235201), (33, 786037), (77, 336873), (231, 112291)]