215344912

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 422553312

約数和(自身を除く): 207208400

約数列:

[1, 2, 4, 8, 16, 211, 227, 281, 422, 454, 562, 844, 908, 1124, 1688, 1816, 2248, 3376, 3632, 4496, 47897, 59291, 63787, 95794, 118582, 127574, 191588, 237164, 255148, 383176, 474328, 510296, 766352, 948656, 1020592, 13459057, 26918114, 53836228, 107672456, 215344912]

約数ペア:

[(1, 215344912), (2, 107672456), (4, 53836228), (8, 26918114), (16, 13459057), (211, 1020592), (227, 948656), (281, 766352), (422, 510296), (454, 474328), (562, 383176), (844, 255148), (908, 237164), (1124, 191588), (1688, 127574), (1816, 118582), (2248, 95794), (3376, 63787), (3632, 59291), (4496, 47897)]