12728912

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3919}}^1$

素因数の和:3963

約数の個数: 40

約数和(自身を含む): 29164800

約数和(自身を除く): 16435888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 3919, 7838, 15676, 27433, 31352, 54866, 62704, 109732, 113651, 219464, 227302, 438928, 454604, 795557, 909208, 1591114, 1818416, 3182228, 6364456, 12728912]

約数ペア:

[(1, 12728912), (2, 6364456), (4, 3182228), (7, 1818416), (8, 1591114), (14, 909208), (16, 795557), (28, 454604), (29, 438928), (56, 227302), (58, 219464), (112, 113651), (116, 109732), (203, 62704), (232, 54866), (406, 31352), (464, 27433), (812, 15676), (1624, 7838), (3248, 3919)]