30981894

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{271771}}^1$

素因数の和:271795

約数の個数: 16

約数和(自身を含む): 65225280

約数和(自身を除く): 34243386

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 271771, 543542, 815313, 1630626, 5163649, 10327298, 15490947, 30981894]

約数ペア:

[(1, 30981894), (2, 15490947), (3, 10327298), (6, 5163649), (19, 1630626), (38, 815313), (57, 543542), (114, 271771)]