243640670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{267737}}^1$

素因数の和:267764

約数の個数: 32

約数和(自身を含む): 539759808

約数和(自身を除く): 296119138

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 267737, 535474, 1338685, 1874159, 2677370, 3480581, 3748318, 6961162, 9370795, 17402905, 18741590, 24364067, 34805810, 48728134, 121820335, 243640670]

約数ペア:

[(1, 243640670), (2, 121820335), (5, 48728134), (7, 34805810), (10, 24364067), (13, 18741590), (14, 17402905), (26, 9370795), (35, 6961162), (65, 3748318), (70, 3480581), (91, 2677370), (130, 1874159), (182, 1338685), (455, 535474), (910, 267737)]