66184568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{457}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 127562160

約数和(自身を除く): 61377592

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 421, 457, 842, 914, 1684, 1828, 3368, 3656, 18103, 19651, 36206, 39302, 72412, 78604, 144824, 157208, 192397, 384794, 769588, 1539176, 8273071, 16546142, 33092284, 66184568]

約数ペア:

[(1, 66184568), (2, 33092284), (4, 16546142), (8, 8273071), (43, 1539176), (86, 769588), (172, 384794), (344, 192397), (421, 157208), (457, 144824), (842, 78604), (914, 72412), (1684, 39302), (1828, 36206), (3368, 19651), (3656, 18103)]