211362459

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1423}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 352149504

約数和(自身を除く): 140787045

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 643, 1423, 1929, 4269, 4501, 7073, 9961, 13503, 15653, 21219, 29883, 46959, 49511, 109571, 148533, 328713, 914989, 2744967, 6404923, 10064879, 19214769, 30194637, 70454153, 211362459]

約数ペア:

[(1, 211362459), (3, 70454153), (7, 30194637), (11, 19214769), (21, 10064879), (33, 6404923), (77, 2744967), (231, 914989), (643, 328713), (1423, 148533), (1929, 109571), (4269, 49511), (4501, 46959), (7073, 29883), (9961, 21219), (13503, 15653)]