217660912

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{32939}}^1$

素因数の和:33013

約数の個数: 40

約数和(自身を含む): 490147200

約数和(自身を除く): 272486288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3304, 6608, 32939, 65878, 131756, 230573, 263512, 461146, 527024, 922292, 1844584, 1943401, 3689168, 3886802, 7773604, 13603807, 15547208, 27207614, 31094416, 54415228, 108830456, 217660912]

約数ペア:

[(1, 217660912), (2, 108830456), (4, 54415228), (7, 31094416), (8, 27207614), (14, 15547208), (16, 13603807), (28, 7773604), (56, 3886802), (59, 3689168), (112, 1943401), (118, 1844584), (236, 922292), (413, 527024), (472, 461146), (826, 263512), (944, 230573), (1652, 131756), (3304, 65878), (6608, 32939)]