25407064221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109987291}}^1$

素因数の和:109987312

約数の個数: 16

約数和(自身を含む): 42235120128

約数和(自身を除く): 16828055907

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 109987291, 329961873, 769911037, 1209860201, 2309733111, 3629580603, 8469021407, 25407064221]

約数ペア:

[(1, 25407064221), (3, 8469021407), (7, 3629580603), (11, 2309733111), (21, 1209860201), (33, 769911037), (77, 329961873), (231, 109987291)]