86804315

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2463

約数の個数: 24

約数和(自身を含む): 115465680

約数和(自身を除く): 28661365

約数列:

[1, 5, 13, 43, 65, 169, 215, 559, 845, 2389, 2795, 7267, 11945, 31057, 36335, 102727, 155285, 403741, 513635, 1335451, 2018705, 6677255, 17360863, 86804315]

約数ペア:

[(1, 86804315), (5, 17360863), (13, 6677255), (43, 2018705), (65, 1335451), (169, 513635), (215, 403741), (559, 155285), (845, 102727), (2389, 36335), (2795, 31057), (7267, 11945)]