153769347

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{19571}}^1$

素因数の和:19680

約数の個数: 20

約数和(自身を含む): 232084776

約数和(自身を除く): 78315429

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2619, 7857, 19571, 58713, 176139, 528417, 1585251, 1898387, 5695161, 17085483, 51256449, 153769347]

約数ペア:

[(1, 153769347), (3, 51256449), (9, 17085483), (27, 5695161), (81, 1898387), (97, 1585251), (291, 528417), (873, 176139), (2619, 58713), (7857, 19571)]