128749634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{159739}}^1$

素因数の和:159785

約数の個数: 16

約数和(自身を含む): 214690560

約数和(自身を除く): 85940926

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 159739, 319478, 2076607, 4153214, 4951909, 9903818, 64374817, 128749634]

約数ペア:

[(1, 128749634), (2, 64374817), (13, 9903818), (26, 4951909), (31, 4153214), (62, 2076607), (403, 319478), (806, 159739)]