12447903

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6791}}^1$

素因数の和:6854

約数の個数: 16

約数和(自身を含む): 18256896

約数和(自身を除く): 5808993

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 6791, 20373, 88283, 264849, 319177, 957531, 4149301, 12447903]

約数ペア:

[(1, 12447903), (3, 4149301), (13, 957531), (39, 319177), (47, 264849), (141, 88283), (611, 20373), (1833, 6791)]