399168918

素因数分解:

$2^1\times 3^3\times {\mathrm{7392017}}^1$

素因数の和:7392028

約数の個数: 16

約数和(自身を含む): 887042160

約数和(自身を除く): 487873242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 7392017, 14784034, 22176051, 44352102, 66528153, 133056306, 199584459, 399168918]

約数ペア:

[(1, 399168918), (2, 199584459), (3, 133056306), (6, 66528153), (9, 44352102), (18, 22176051), (27, 14784034), (54, 7392017)]