81123942

素因数分解:

$2^1\times 3^1\times {\mathrm{199}}^1\times {\mathrm{67943}}^1$

素因数の和:68147

約数の個数: 16

約数和(自身を含む): 163065600

約数和(自身を除く): 81941658

約数列:

[1, 2, 3, 6, 199, 398, 597, 1194, 67943, 135886, 203829, 407658, 13520657, 27041314, 40561971, 81123942]

約数ペア:

[(1, 81123942), (2, 40561971), (3, 27041314), (6, 13520657), (199, 407658), (398, 203829), (597, 135886), (1194, 67943)]