10240209

素因数分解:

$3^3\times 7^1\times {\mathrm{54181}}^1$

素因数の和:54197

約数の個数: 16

約数和(自身を含む): 17338240

約数和(自身を除く): 7098031

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 54181, 162543, 379267, 487629, 1137801, 1462887, 3413403, 10240209]

約数ペア:

[(1, 10240209), (3, 3413403), (7, 1462887), (9, 1137801), (21, 487629), (27, 379267), (63, 162543), (189, 54181)]