39985839

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{2347}}^1$

素因数の和:2987

約数の個数: 16

約数和(自身を含む): 59357440

約数和(自身を除く): 19371601

約数列:

[1, 3, 9, 27, 631, 1893, 2347, 5679, 7041, 17037, 21123, 63369, 1480957, 4442871, 13328613, 39985839]

約数ペア:

[(1, 39985839), (3, 13328613), (9, 4442871), (27, 1480957), (631, 63369), (1893, 21123), (2347, 17037), (5679, 7041)]