2875581

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:414

約数の個数: 20

約数和(自身を含む): 4344384

約数和(自身を除く): 1468803

約数列:

[1, 3, 9, 27, 81, 131, 271, 393, 813, 1179, 2439, 3537, 7317, 10611, 21951, 35501, 106503, 319509, 958527, 2875581]

約数ペア:

[(1, 2875581), (3, 958527), (9, 319509), (27, 106503), (81, 35501), (131, 21951), (271, 10611), (393, 7317), (813, 3537), (1179, 2439)]