213699129

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{2161}}^1$

素因数の和:2465

約数の個数: 32

約数和(自身を含む): 346196736

約数和(自身を除く): 132497607

約数列:

[1, 3, 7, 17, 21, 51, 119, 277, 357, 831, 1939, 2161, 4709, 5817, 6483, 14127, 15127, 32963, 36737, 45381, 98889, 110211, 257159, 598597, 771477, 1795791, 4190179, 10176149, 12570537, 30528447, 71233043, 213699129]

約数ペア:

[(1, 213699129), (3, 71233043), (7, 30528447), (17, 12570537), (21, 10176149), (51, 4190179), (119, 1795791), (277, 771477), (357, 598597), (831, 257159), (1939, 110211), (2161, 98889), (4709, 45381), (5817, 36737), (6483, 32963), (14127, 15127)]