1991738279

素因数分解:

${\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{1523}}^1$

素因数の和:1870

約数の個数: 16

約数和(自身を含む): 2051913600

約数和(自身を除く): 60175321

約数列:

[1, 67, 131, 149, 1523, 8777, 9983, 19519, 102041, 199513, 226927, 1307773, 13367371, 15204109, 29727437, 1991738279]

約数ペア:

[(1, 1991738279), (67, 29727437), (131, 15204109), (149, 13367371), (1523, 1307773), (8777, 226927), (9983, 199513), (19519, 102041)]