2987721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 4769856

約数和(自身を除く): 1782135

約数列:

[1, 3, 9, 11, 33, 99, 103, 293, 309, 879, 927, 1133, 2637, 3223, 3399, 9669, 10197, 29007, 30179, 90537, 271611, 331969, 995907, 2987721]

約数ペア:

[(1, 2987721), (3, 995907), (9, 331969), (11, 271611), (33, 90537), (99, 30179), (103, 29007), (293, 10197), (309, 9669), (879, 3399), (927, 3223), (1133, 2637)]