26729905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 33274368

約数和(自身を除く): 6544463

約数列:

[1, 5, 31, 155, 331, 521, 1655, 2605, 10261, 16151, 51305, 80755, 172451, 862255, 5345981, 26729905]

約数ペア:

[(1, 26729905), (5, 5345981), (31, 862255), (155, 172451), (331, 80755), (521, 51305), (1655, 16151), (2605, 10261)]