1213772

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 2467584

約数和(自身を除く): 1253812

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 647, 938, 1294, 1876, 2588, 4529, 9058, 18116, 43349, 86698, 173396, 303443, 606886, 1213772]

約数ペア:

[(1, 1213772), (2, 606886), (4, 303443), (7, 173396), (14, 86698), (28, 43349), (67, 18116), (134, 9058), (268, 4529), (469, 2588), (647, 1876), (938, 1294)]