80991885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{415343}}^1$

素因数の和:415364

約数の個数: 16

約数和(自身を含む): 139555584

約数和(自身を除く): 58563699

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 415343, 1246029, 2076715, 5399459, 6230145, 16198377, 26997295, 80991885]

約数ペア:

[(1, 80991885), (3, 26997295), (5, 16198377), (13, 6230145), (15, 5399459), (39, 2076715), (65, 1246029), (195, 415343)]