2640131

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 3024000

約数和(自身を除く): 383869

約数列:

[1, 13, 29, 47, 149, 377, 611, 1363, 1937, 4321, 7003, 17719, 56173, 91039, 203087, 2640131]

約数ペア:

[(1, 2640131), (13, 203087), (29, 91039), (47, 56173), (149, 17719), (377, 7003), (611, 4321), (1363, 1937)]