25989796

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 55888000

約数和(自身を除く): 29898204

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 532, 686, 931, 997, 1372, 1862, 1994, 3724, 3988, 6517, 6979, 13034, 13958, 18943, 26068, 27916, 37886, 48853, 75772, 97706, 132601, 195412, 265202, 341971, 530404, 683942, 928207, 1367884, 1856414, 3712828, 6497449, 12994898, 25989796]

約数ペア:

[(1, 25989796), (2, 12994898), (4, 6497449), (7, 3712828), (14, 1856414), (19, 1367884), (28, 928207), (38, 683942), (49, 530404), (76, 341971), (98, 265202), (133, 195412), (196, 132601), (266, 97706), (343, 75772), (532, 48853), (686, 37886), (931, 27916), (997, 26068), (1372, 18943), (1862, 13958), (1994, 13034), (3724, 6979), (3988, 6517)]