25880229

素因数分解:

$3^6\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 28

約数和(自身を含む): 39243072

約数和(自身を除く): 13362843

約数列:

[1, 3, 9, 27, 81, 131, 243, 271, 393, 729, 813, 1179, 2439, 3537, 7317, 10611, 21951, 31833, 35501, 65853, 95499, 106503, 197559, 319509, 958527, 2875581, 8626743, 25880229]

約数ペア:

[(1, 25880229), (3, 8626743), (9, 2875581), (27, 958527), (81, 319509), (131, 197559), (243, 106503), (271, 95499), (393, 65853), (729, 35501), (813, 31833), (1179, 21951), (2439, 10611), (3537, 7317)]