13770939

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 22941184

約数和(自身を除く): 9170245

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 691, 949, 1533, 2073, 2847, 4837, 6643, 8983, 14511, 19929, 26949, 50443, 62881, 151329, 188643, 353101, 655759, 1059303, 1967277, 4590313, 13770939]

約数ペア:

[(1, 13770939), (3, 4590313), (7, 1967277), (13, 1059303), (21, 655759), (39, 353101), (73, 188643), (91, 151329), (219, 62881), (273, 50443), (511, 26949), (691, 19929), (949, 14511), (1533, 8983), (2073, 6643), (2847, 4837)]