309968242

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1093}}^1$

素因数の和:1570

約数の個数: 32

約数和(自身を含む): 519868800

約数和(自身を除く): 209900558

約数列:

[1, 2, 17, 19, 34, 38, 323, 439, 646, 878, 1093, 2186, 7463, 8341, 14926, 16682, 18581, 20767, 37162, 41534, 141797, 283594, 353039, 479827, 706078, 959654, 8157059, 9116713, 16314118, 18233426, 154984121, 309968242]

約数ペア:

[(1, 309968242), (2, 154984121), (17, 18233426), (19, 16314118), (34, 9116713), (38, 8157059), (323, 959654), (439, 706078), (646, 479827), (878, 353039), (1093, 283594), (2186, 141797), (7463, 41534), (8341, 37162), (14926, 20767), (16682, 18581)]