8685711

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:852

約数の個数: 20

約数和(自身を含む): 13076712

約数和(自身を除く): 4391001

約数列:

[1, 3, 9, 27, 81, 157, 471, 683, 1413, 2049, 4239, 6147, 12717, 18441, 55323, 107231, 321693, 965079, 2895237, 8685711]

約数ペア:

[(1, 8685711), (3, 2895237), (9, 965079), (27, 321693), (81, 107231), (157, 55323), (471, 18441), (683, 12717), (1413, 6147), (2049, 4239)]