252131295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{18211}}^1$

素因数の和:18303

約数の個数: 32

約数和(自身を含む): 440584704

約数和(自身を除く): 188453409

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 13845, 18211, 54633, 91055, 236743, 273165, 710229, 1183715, 1292981, 3551145, 3878943, 6464905, 16808753, 19394715, 50426259, 84043765, 252131295]

約数ペア:

[(1, 252131295), (3, 84043765), (5, 50426259), (13, 19394715), (15, 16808753), (39, 6464905), (65, 3878943), (71, 3551145), (195, 1292981), (213, 1183715), (355, 710229), (923, 273165), (1065, 236743), (2769, 91055), (4615, 54633), (13845, 18211)]