12706345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1021}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 16188480

約数和(自身を除く): 3482135

約数列:

[1, 5, 19, 95, 131, 655, 1021, 2489, 5105, 12445, 19399, 96995, 133751, 668755, 2541269, 12706345]

約数ペア:

[(1, 12706345), (5, 2541269), (19, 668755), (95, 133751), (131, 96995), (655, 19399), (1021, 12445), (2489, 5105)]