15129321

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 20547648

約数和(自身を除く): 5418327

約数列:

[1, 3, 131, 137, 281, 393, 411, 843, 17947, 36811, 38497, 53841, 110433, 115491, 5043107, 15129321]

約数ペア:

[(1, 15129321), (3, 5043107), (131, 115491), (137, 110433), (281, 53841), (393, 38497), (411, 36811), (843, 17947)]