12678568

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 29001600

約数和(自身を除く): 16323032

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 37, 56, 58, 74, 116, 148, 203, 211, 232, 259, 296, 406, 422, 518, 812, 844, 1036, 1073, 1477, 1624, 1688, 2072, 2146, 2954, 4292, 5908, 6119, 7511, 7807, 8584, 11816, 12238, 15022, 15614, 24476, 30044, 31228, 42833, 48952, 54649, 60088, 62456, 85666, 109298, 171332, 218596, 226403, 342664, 437192, 452806, 905612, 1584821, 1811224, 3169642, 6339284, 12678568]

約数ペア:

[(1, 12678568), (2, 6339284), (4, 3169642), (7, 1811224), (8, 1584821), (14, 905612), (28, 452806), (29, 437192), (37, 342664), (56, 226403), (58, 218596), (74, 171332), (116, 109298), (148, 85666), (203, 62456), (211, 60088), (232, 54649), (259, 48952), (296, 42833), (406, 31228), (422, 30044), (518, 24476), (812, 15614), (844, 15022), (1036, 12238), (1073, 11816), (1477, 8584), (1624, 7807), (1688, 7511), (2072, 6119), (2146, 5908), (2954, 4292)]