2718891

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 4542720

約数和(自身を除く): 1823829

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 419, 721, 927, 1257, 2163, 2933, 3771, 6489, 8799, 26397, 43157, 129471, 302099, 388413, 906297, 2718891]

約数ペア:

[(1, 2718891), (3, 906297), (7, 388413), (9, 302099), (21, 129471), (63, 43157), (103, 26397), (309, 8799), (419, 6489), (721, 3771), (927, 2933), (1257, 2163)]