495345981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{19753}}^1$

素因数の和:20412

約数の個数: 16

約数和(自身を含む): 712408256

約数和(自身を除く): 217062275

約数列:

[1, 3, 13, 39, 643, 1929, 8359, 19753, 25077, 59259, 256789, 770367, 12701179, 38103537, 165115327, 495345981]

約数ペア:

[(1, 495345981), (3, 165115327), (13, 38103537), (39, 12701179), (643, 770367), (1929, 256789), (8359, 59259), (19753, 25077)]