13687438

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2171

約数の個数: 16

約数和(自身を含む): 21578400

約数和(自身を除く): 7890962

約数列:

[1, 2, 23, 46, 149, 298, 1997, 3427, 3994, 6854, 45931, 91862, 297553, 595106, 6843719, 13687438]

約数ペア:

[(1, 13687438), (2, 6843719), (23, 595106), (46, 297553), (149, 91862), (298, 45931), (1997, 6854), (3427, 3994)]