489923

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 622080

約数和(自身を除く): 132157

約数列:

[1, 7, 17, 23, 119, 161, 179, 391, 1253, 2737, 3043, 4117, 21301, 28819, 69989, 489923]

約数ペア:

[(1, 489923), (7, 69989), (17, 28819), (23, 21301), (119, 4117), (161, 3043), (179, 2737), (391, 1253)]