2011505

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 2528064

約数和(自身を除く): 516559

約数列:

[1, 5, 37, 83, 131, 185, 415, 655, 3071, 4847, 10873, 15355, 24235, 54365, 402301, 2011505]

約数ペア:

[(1, 2011505), (5, 402301), (37, 54365), (83, 24235), (131, 15355), (185, 10873), (415, 4847), (655, 3071)]