268686374398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{154240169}}^1$

素因数の和:154240251

約数の個数: 16

約数和(自身を含む): 440509925520

約数和(自身を除く): 171823551122

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 154240169, 308480338, 2005122197, 4010244394, 10334091323, 20668182646, 134343187199, 268686374398]

約数ペア:

[(1, 268686374398), (2, 134343187199), (13, 20668182646), (26, 10334091323), (67, 4010244394), (134, 2005122197), (871, 308480338), (1742, 154240169)]