12758949

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 22364160

約数和(自身を除く): 9605211

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 93, 139, 141, 217, 279, 329, 417, 423, 651, 973, 987, 1251, 1457, 1953, 2919, 2961, 4309, 4371, 6533, 8757, 10199, 12927, 13113, 19599, 30163, 30597, 38781, 45731, 58797, 90489, 91791, 137193, 202523, 271467, 411579, 607569, 1417661, 1822707, 4252983, 12758949]

約数ペア:

[(1, 12758949), (3, 4252983), (7, 1822707), (9, 1417661), (21, 607569), (31, 411579), (47, 271467), (63, 202523), (93, 137193), (139, 91791), (141, 90489), (217, 58797), (279, 45731), (329, 38781), (417, 30597), (423, 30163), (651, 19599), (973, 13113), (987, 12927), (1251, 10199), (1457, 8757), (1953, 6533), (2919, 4371), (2961, 4309)]