217252441

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{15859}}^1$

素因数の和:15988

約数の個数: 16

約数和(自身を含む): 263910400

約数和(自身を除く): 46657959

約数列:

[1, 7, 19, 103, 133, 721, 1957, 13699, 15859, 111013, 301321, 1633477, 2109247, 11434339, 31036063, 217252441]

約数ペア:

[(1, 217252441), (7, 31036063), (19, 11434339), (103, 2109247), (133, 1633477), (721, 301321), (1957, 111013), (13699, 15859)]