12718131

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 17372160

約数和(自身を除く): 4654029

約数列:

[1, 3, 79, 103, 237, 309, 521, 1563, 8137, 24411, 41159, 53663, 123477, 160989, 4239377, 12718131]

約数ペア:

[(1, 12718131), (3, 4239377), (79, 160989), (103, 123477), (237, 53663), (309, 41159), (521, 24411), (1563, 8137)]