2727027

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:400

約数の個数: 20

約数和(自身を含む): 4120776

約数和(自身を除く): 1393749

約数列:

[1, 3, 9, 27, 81, 131, 257, 393, 771, 1179, 2313, 3537, 6939, 10611, 20817, 33667, 101001, 303003, 909009, 2727027]

約数ペア:

[(1, 2727027), (3, 909009), (9, 303003), (27, 101001), (81, 33667), (131, 20817), (257, 10611), (393, 6939), (771, 3537), (1179, 2313)]