257942337

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{24091}}^1$

素因数の和:24220

約数の個数: 16

約数和(自身を含む): 356176128

約数和(自身を除く): 98233791

約数列:

[1, 3, 43, 83, 129, 249, 3569, 10707, 24091, 72273, 1035913, 1999553, 3107739, 5998659, 85980779, 257942337]

約数ペア:

[(1, 257942337), (3, 85980779), (43, 5998659), (83, 3107739), (129, 1999553), (249, 1035913), (3569, 72273), (10707, 24091)]