138216804555

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{20983}}^1$

素因数の和:21388

約数の個数: 64

約数和(自身を含む): 235305510912

約数和(自身を除く): 97088706357

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 313, 345, 915, 939, 1403, 1565, 4209, 4695, 7015, 7199, 19093, 20983, 21045, 21597, 35995, 57279, 62949, 95465, 104915, 107985, 286395, 314745, 439139, 482609, 1279963, 1317417, 1447827, 2195695, 2413045, 3839889, 6399815, 6567679, 6587085, 7239135, 19199445, 19703037, 29439149, 32838395, 88317447, 98515185, 147195745, 151056617, 400628419, 441587235, 453169851, 755283085, 1201885257, 2003142095, 2265849255, 6009426285, 9214453637, 27643360911, 46072268185, 138216804555]

約数ペア:

[(1, 138216804555), (3, 46072268185), (5, 27643360911), (15, 9214453637), (23, 6009426285), (61, 2265849255), (69, 2003142095), (115, 1201885257), (183, 755283085), (305, 453169851), (313, 441587235), (345, 400628419), (915, 151056617), (939, 147195745), (1403, 98515185), (1565, 88317447), (4209, 32838395), (4695, 29439149), (7015, 19703037), (7199, 19199445), (19093, 7239135), (20983, 6587085), (21045, 6567679), (21597, 6399815), (35995, 3839889), (57279, 2413045), (62949, 2195695), (95465, 1447827), (104915, 1317417), (107985, 1279963), (286395, 482609), (314745, 439139)]