49999221

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{20807}}^1$

素因数の和:20905

約数の個数: 16

約数和(自身を含む): 74908800

約数和(自身を除く): 24909579

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 20807, 62421, 187263, 561789, 1851823, 5555469, 16666407, 49999221]

約数ペア:

[(1, 49999221), (3, 16666407), (9, 5555469), (27, 1851823), (89, 561789), (267, 187263), (801, 62421), (2403, 20807)]