38985999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{6709}}^1$

素因数の和:6874

約数の個数: 16

約数和(自身を含む): 56364000

約数和(自身を除く): 17378001

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 6709, 20127, 87217, 261651, 999641, 2998923, 12995333, 38985999]

約数ペア:

[(1, 38985999), (3, 12995333), (13, 2998923), (39, 999641), (149, 261651), (447, 87217), (1937, 20127), (5811, 6709)]