86665815

素因数分解:

$3^3\times 5^1\times {\mathrm{641969}}^1$

素因数の和:641983

約数の個数: 16

約数和(自身を含む): 154072800

約数和(自身を除く): 67406985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 641969, 1925907, 3209845, 5777721, 9629535, 17333163, 28888605, 86665815]

約数ペア:

[(1, 86665815), (3, 28888605), (5, 17333163), (9, 9629535), (15, 5777721), (27, 3209845), (45, 1925907), (135, 641969)]