53919351

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{4789}}^1$

素因数の和:4940

約数の個数: 20

約数和(自身を含む): 81142600

約数和(自身を除く): 27223249

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 4789, 11259, 14367, 43101, 129303, 387909, 665671, 1997013, 5991039, 17973117, 53919351]

約数ペア:

[(1, 53919351), (3, 17973117), (9, 5991039), (27, 1997013), (81, 665671), (139, 387909), (417, 129303), (1251, 43101), (3753, 14367), (4789, 11259)]