17981427

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4463}}^1$

素因数の和:4562

約数の個数: 16

約数和(自身を含む): 25712640

約数和(自身を除く): 7731213

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 4463, 13389, 75871, 227613, 352577, 1057731, 5993809, 17981427]

約数ペア:

[(1, 17981427), (3, 5993809), (17, 1057731), (51, 352577), (79, 227613), (237, 75871), (1343, 13389), (4029, 4463)]