27749205

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 53389440

約数和(自身を除く): 25640235

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 165, 183, 305, 495, 549, 671, 915, 919, 2013, 2745, 2757, 3355, 4595, 6039, 8271, 10065, 10109, 13785, 30195, 30327, 41355, 50545, 56059, 90981, 151635, 168177, 280295, 454905, 504531, 616649, 840885, 1849947, 2522655, 3083245, 5549841, 9249735, 27749205]

約数ペア:

[(1, 27749205), (3, 9249735), (5, 5549841), (9, 3083245), (11, 2522655), (15, 1849947), (33, 840885), (45, 616649), (55, 504531), (61, 454905), (99, 280295), (165, 168177), (183, 151635), (305, 90981), (495, 56059), (549, 50545), (671, 41355), (915, 30327), (919, 30195), (2013, 13785), (2745, 10109), (2757, 10065), (3355, 8271), (4595, 6039)]