139014910

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{21031}}^1$

素因数の和:21699

約数の個数: 16

約数和(自身を含む): 250617312

約数和(自身を除く): 111602402

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 21031, 42062, 105155, 210310, 13901491, 27802982, 69507455, 139014910]

約数ペア:

[(1, 139014910), (2, 69507455), (5, 27802982), (10, 13901491), (661, 210310), (1322, 105155), (3305, 42062), (6610, 21031)]