2712609

素因数分解:

$3^6\times {\mathrm{61}}^2$

素因数の和:140

約数の個数: 21

約数和(自身を含む): 4134819

約数和(自身を除く): 1422210

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 729, 1647, 3721, 4941, 11163, 14823, 33489, 44469, 100467, 301401, 904203, 2712609]

約数ペア:

[(1, 2712609), (3, 904203), (9, 301401), (27, 100467), (61, 44469), (81, 33489), (183, 14823), (243, 11163), (549, 4941), (729, 3721)]