2069991

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 3893760

約数和(自身を除く): 1823769

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 103, 203, 231, 261, 309, 319, 609, 693, 721, 927, 957, 1133, 1827, 2163, 2233, 2871, 2987, 3399, 6489, 6699, 7931, 8961, 10197, 20097, 20909, 23793, 26883, 32857, 62727, 71379, 98571, 188181, 229999, 295713, 689997, 2069991]

約数ペア:

[(1, 2069991), (3, 689997), (7, 295713), (9, 229999), (11, 188181), (21, 98571), (29, 71379), (33, 62727), (63, 32857), (77, 26883), (87, 23793), (99, 20909), (103, 20097), (203, 10197), (231, 8961), (261, 7931), (309, 6699), (319, 6489), (609, 3399), (693, 2987), (721, 2871), (927, 2233), (957, 2163), (1133, 1827)]