8917209

素因数分解:

$3^4\times 7^1\times {\mathrm{15727}}^1$

素因数の和:15746

約数の個数: 20

約数和(自身を含む): 15224704

約数和(自身を除く): 6307495

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 15727, 47181, 110089, 141543, 330267, 424629, 990801, 1273887, 2972403, 8917209]

約数ペア:

[(1, 8917209), (3, 2972403), (7, 1273887), (9, 990801), (21, 424629), (27, 330267), (63, 141543), (81, 110089), (189, 47181), (567, 15727)]