12958209

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:202

約数の個数: 36

約数和(自身を含む): 21755760

約数和(自身を除く): 8797551

約数列:

[1, 3, 9, 11, 19, 33, 57, 83, 99, 171, 209, 249, 627, 747, 913, 1577, 1881, 2739, 4731, 6889, 8217, 14193, 17347, 20667, 52041, 62001, 75779, 130891, 156123, 227337, 392673, 682011, 1178019, 1439801, 4319403, 12958209]

約数ペア:

[(1, 12958209), (3, 4319403), (9, 1439801), (11, 1178019), (19, 682011), (33, 392673), (57, 227337), (83, 156123), (99, 130891), (171, 75779), (209, 62001), (249, 52041), (627, 20667), (747, 17347), (913, 14193), (1577, 8217), (1881, 6889), (2739, 4731)]