71856423

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{140071}}^1$

素因数の和:140099

約数の個数: 16

約数和(自身を含む): 112057600

約数和(自身を除く): 40201177

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 140071, 420213, 1260639, 2661349, 3781917, 7984047, 23952141, 71856423]

約数ペア:

[(1, 71856423), (3, 23952141), (9, 7984047), (19, 3781917), (27, 2661349), (57, 1260639), (171, 420213), (513, 140071)]