9988405

素因数分解:

$5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 14199840

約数和(自身を除く): 4211435

約数列:

[1, 5, 7, 35, 49, 59, 245, 295, 413, 691, 2065, 2891, 3455, 4837, 14455, 24185, 33859, 40769, 169295, 203845, 285383, 1426915, 1997681, 9988405]

約数ペア:

[(1, 9988405), (5, 1997681), (7, 1426915), (35, 285383), (49, 203845), (59, 169295), (245, 40769), (295, 33859), (413, 24185), (691, 14455), (2065, 4837), (2891, 3455)]