86890587

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{243391}}^1$

素因数の和:243418

約数の個数: 16

約数和(自身を含む): 140193792

約数和(自身を除く): 53303205

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 243391, 730173, 1703737, 4137647, 5111211, 12412941, 28963529, 86890587]

約数ペア:

[(1, 86890587), (3, 28963529), (7, 12412941), (17, 5111211), (21, 4137647), (51, 1703737), (119, 730173), (357, 243391)]