51907505

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1307}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 68936832

約数和(自身を除く): 17029327

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 1307, 3055, 6535, 7943, 16991, 39715, 61429, 84955, 220883, 307145, 798577, 1104415, 3992885, 10381501, 51907505]

約数ペア:

[(1, 51907505), (5, 10381501), (13, 3992885), (47, 1104415), (65, 798577), (169, 307145), (235, 220883), (611, 84955), (845, 61429), (1307, 39715), (3055, 16991), (6535, 7943)]