126947709

素因数分解:

$3^3\times 7^1\times {\mathrm{671681}}^1$

素因数の和:671697

約数の個数: 16

約数和(自身を含む): 214938240

約数和(自身を除く): 87990531

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 671681, 2015043, 4701767, 6045129, 14105301, 18135387, 42315903, 126947709]

約数ペア:

[(1, 126947709), (3, 42315903), (7, 18135387), (9, 14105301), (21, 6045129), (27, 4701767), (63, 2015043), (189, 671681)]