28909467

素因数分解:

$3^5\times {\mathrm{271}}^1\times {\mathrm{439}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 43563520

約数和(自身を除く): 14654053

約数列:

[1, 3, 9, 27, 81, 243, 271, 439, 813, 1317, 2439, 3951, 7317, 11853, 21951, 35559, 65853, 106677, 118969, 356907, 1070721, 3212163, 9636489, 28909467]

約数ペア:

[(1, 28909467), (3, 9636489), (9, 3212163), (27, 1070721), (81, 356907), (243, 118969), (271, 106677), (439, 65853), (813, 35559), (1317, 21951), (2439, 11853), (3951, 7317)]