81704001

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{3889}}^1$

素因数の和:4088

約数の個数: 16

約数和(自身を含む): 112032000

約数和(自身を除く): 30327999

約数列:

[1, 3, 47, 141, 149, 447, 3889, 7003, 11667, 21009, 182783, 548349, 579461, 1738383, 27234667, 81704001]

約数ペア:

[(1, 81704001), (3, 27234667), (47, 1738383), (141, 579461), (149, 548349), (447, 182783), (3889, 21009), (7003, 11667)]