13408948

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:141

約数の個数: 54

約数和(自身を含む): 28701666

約数和(自身を除く): 15292718

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 49, 74, 86, 98, 148, 172, 196, 259, 301, 518, 602, 1036, 1204, 1591, 1813, 1849, 2107, 3182, 3626, 3698, 4214, 6364, 7252, 7396, 8428, 11137, 12943, 22274, 25886, 44548, 51772, 68413, 77959, 90601, 136826, 155918, 181202, 273652, 311836, 362404, 478891, 957782, 1915564, 3352237, 6704474, 13408948]

約数ペア:

[(1, 13408948), (2, 6704474), (4, 3352237), (7, 1915564), (14, 957782), (28, 478891), (37, 362404), (43, 311836), (49, 273652), (74, 181202), (86, 155918), (98, 136826), (148, 90601), (172, 77959), (196, 68413), (259, 51772), (301, 44548), (518, 25886), (602, 22274), (1036, 12943), (1204, 11137), (1591, 8428), (1813, 7396), (1849, 7252), (2107, 6364), (3182, 4214), (3626, 3698)]