123402561

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{2741}}^1$

素因数の和:3136

約数の個数: 16

約数和(自身を含む): 168907200

約数和(自身を除く): 45504639

約数列:

[1, 3, 43, 129, 349, 1047, 2741, 8223, 15007, 45021, 117863, 353589, 956609, 2869827, 41134187, 123402561]

約数ペア:

[(1, 123402561), (3, 41134187), (43, 2869827), (129, 956609), (349, 353589), (1047, 117863), (2741, 45021), (8223, 15007)]