2905317

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{1117}}^1$

素因数の和:1157

約数の個数: 18

約数和(自身を含む): 4461938

約数和(自身を除く): 1556621

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 1117, 2601, 3351, 10053, 18989, 56967, 170901, 322813, 968439, 2905317]

約数ペア:

[(1, 2905317), (3, 968439), (9, 322813), (17, 170901), (51, 56967), (153, 18989), (289, 10053), (867, 3351), (1117, 2601)]