217789782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{16567}}^1$

素因数の和:16892

約数の個数: 32

約数和(自身を含む): 499425792

約数和(自身を除く): 281636010

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1878, 2191, 4382, 6573, 13146, 16567, 33134, 49701, 99402, 115969, 231938, 347907, 695814, 5185471, 10370942, 15556413, 31112826, 36298297, 72596594, 108894891, 217789782]

約数ペア:

[(1, 217789782), (2, 108894891), (3, 72596594), (6, 36298297), (7, 31112826), (14, 15556413), (21, 10370942), (42, 5185471), (313, 695814), (626, 347907), (939, 231938), (1878, 115969), (2191, 99402), (4382, 49701), (6573, 33134), (13146, 16567)]