320408055243

素因数分解:

$3^4\times {\mathrm{877}}^1\times {\mathrm{4510439}}^1$

素因数の和:4511328

約数の個数: 20

約数和(自身を含む): 479180124720

約数和(自身を除く): 158772069477

約数列:

[1, 3, 9, 27, 81, 877, 2631, 7893, 23679, 71037, 4510439, 13531317, 40593951, 121781853, 365345559, 3955655003, 11866965009, 35600895027, 106802685081, 320408055243]

約数ペア:

[(1, 320408055243), (3, 106802685081), (9, 35600895027), (27, 11866965009), (81, 3955655003), (877, 365345559), (2631, 121781853), (7893, 40593951), (23679, 13531317), (71037, 4510439)]