1290016

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 3132864

約数和(自身を除く): 1842848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 443, 728, 886, 1456, 1772, 2912, 3101, 3544, 5759, 6202, 7088, 11518, 12404, 14176, 23036, 24808, 40313, 46072, 49616, 80626, 92144, 99232, 161252, 184288, 322504, 645008, 1290016]

約数ペア:

[(1, 1290016), (2, 645008), (4, 322504), (7, 184288), (8, 161252), (13, 99232), (14, 92144), (16, 80626), (26, 49616), (28, 46072), (32, 40313), (52, 24808), (56, 23036), (91, 14176), (104, 12404), (112, 11518), (182, 7088), (208, 6202), (224, 5759), (364, 3544), (416, 3101), (443, 2912), (728, 1772), (886, 1456)]