12128505

素因数分解:

$3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{997}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 19449024

約数和(自身を除く): 7320519

約数列:

[1, 3, 5, 15, 811, 997, 2433, 2991, 4055, 4985, 12165, 14955, 808567, 2425701, 4042835, 12128505]

約数ペア:

[(1, 12128505), (3, 4042835), (5, 2425701), (15, 808567), (811, 14955), (997, 12165), (2433, 4985), (2991, 4055)]