291264129

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131023}}^1$

素因数の和:131061

約数の個数: 24

約数和(自身を含む): 476927360

約数和(自身を除く): 185663231

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 131023, 393069, 1179207, 1703299, 2489437, 5109897, 7468311, 15329691, 22404933, 32362681, 97088043, 291264129]

約数ペア:

[(1, 291264129), (3, 97088043), (9, 32362681), (13, 22404933), (19, 15329691), (39, 7468311), (57, 5109897), (117, 2489437), (171, 1703299), (247, 1179207), (741, 393069), (2223, 131023)]