290417517

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80071}}^1$

素因数の和:80121

約数の個数: 24

約数和(自身を含む): 466339328

約数和(自身を除く): 175921811

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 80071, 240213, 720639, 1040923, 2482201, 3122769, 7446603, 9368307, 22339809, 32268613, 96805839, 290417517]

約数ペア:

[(1, 290417517), (3, 96805839), (9, 32268613), (13, 22339809), (31, 9368307), (39, 7446603), (93, 3122769), (117, 2482201), (279, 1040923), (403, 720639), (1209, 240213), (3627, 80071)]