222700317

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{691}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 345446400

約数和(自身を除く): 122746083

約数列:

[1, 3, 7, 21, 103, 149, 309, 447, 691, 721, 1043, 2073, 2163, 3129, 4837, 14511, 15347, 46041, 71173, 102959, 107429, 213519, 308877, 322287, 498211, 720713, 1494633, 2162139, 10604777, 31814331, 74233439, 222700317]

約数ペア:

[(1, 222700317), (3, 74233439), (7, 31814331), (21, 10604777), (103, 2162139), (149, 1494633), (309, 720713), (447, 498211), (691, 322287), (721, 308877), (1043, 213519), (2073, 107429), (2163, 102959), (3129, 71173), (4837, 46041), (14511, 15347)]