12984057

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1190

約数の個数: 20

約数和(自身を含む): 19538596

約数和(自身を除く): 6554539

約数列:

[1, 3, 9, 27, 81, 157, 471, 1021, 1413, 3063, 4239, 9189, 12717, 27567, 82701, 160297, 480891, 1442673, 4328019, 12984057]

約数ペア:

[(1, 12984057), (3, 4328019), (9, 1442673), (27, 480891), (81, 160297), (157, 82701), (471, 27567), (1021, 12717), (1413, 9189), (3063, 4239)]