208023309

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{65851}}^1$

素因数の和:65879

約数の個数: 24

約数和(自身を含む): 335581792

約数和(自身を除く): 127558483

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 65851, 197553, 592659, 856063, 1777977, 2568189, 5333931, 7704567, 16001793, 23113701, 69341103, 208023309]

約数ペア:

[(1, 208023309), (3, 69341103), (9, 23113701), (13, 16001793), (27, 7704567), (39, 5333931), (81, 2568189), (117, 1777977), (243, 856063), (351, 592659), (1053, 197553), (3159, 65851)]