209940481

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{6581}}^1$

素因数の和:6696

約数の個数: 16

約数和(自身を含む): 233792640

約数和(自身を除く): 23852159

約数列:

[1, 19, 23, 73, 437, 1387, 1679, 6581, 31901, 125039, 151363, 480413, 2875897, 9127847, 11049499, 209940481]

約数ペア:

[(1, 209940481), (19, 11049499), (23, 9127847), (73, 2875897), (437, 480413), (1387, 151363), (1679, 125039), (6581, 31901)]