258338.0000000

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 8055936

約数和(自身を除く): 3477531

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 443, 689, 795, 1329, 2067, 2215, 3445, 5759, 6645, 10335, 17277, 23479, 28795, 70437, 86385, 117395, 305227, 352185, 915681, 1526135, 4578405]

約数ペア:

[(1, 4578405), (3, 1526135), (5, 915681), (13, 352185), (15, 305227), (39, 117395), (53, 86385), (65, 70437), (159, 28795), (195, 23479), (265, 17277), (443, 10335), (689, 6645), (795, 5759), (1329, 3445), (2067, 2215)]