221413251

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{8971}}^1$

素因数の和:9426

約数の個数: 16

約数和(自身を含む): 311507840

約数和(自身を除く): 90094589

約数列:

[1, 3, 19, 57, 433, 1299, 8227, 8971, 24681, 26913, 170449, 511347, 3884443, 11653329, 73804417, 221413251]

約数ペア:

[(1, 221413251), (3, 73804417), (19, 11653329), (57, 3884443), (433, 511347), (1299, 170449), (8227, 26913), (8971, 24681)]