724804947

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{6911}}^1$

素因数の和:7231

約数の個数: 24

約数和(自身を含む): 1075396608

約数和(自身を除く): 350591661

約数列:

[1, 3, 9, 43, 129, 271, 387, 813, 2439, 6911, 11653, 20733, 34959, 62199, 104877, 297173, 891519, 1872881, 2674557, 5618643, 16855929, 80533883, 241601649, 724804947]

約数ペア:

[(1, 724804947), (3, 241601649), (9, 80533883), (43, 16855929), (129, 5618643), (271, 2674557), (387, 1872881), (813, 891519), (2439, 297173), (6911, 104877), (11653, 62199), (20733, 34959)]