201321399

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{23293}}^1$

素因数の和:23406

約数の個数: 16

約数和(自身を含む): 278782592

約数和(自身を除く): 77461193

約数列:

[1, 3, 43, 67, 129, 201, 2881, 8643, 23293, 69879, 1001599, 1560631, 3004797, 4681893, 67107133, 201321399]

約数ペア:

[(1, 201321399), (3, 67107133), (43, 4681893), (67, 3004797), (129, 1560631), (201, 1001599), (2881, 69879), (8643, 23293)]