201978291

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{5077}}^1$

素因数の和:5318

約数の個数: 16

約数和(自身を含む): 274212000

約数和(自身を除く): 72233709

約数列:

[1, 3, 89, 149, 267, 447, 5077, 13261, 15231, 39783, 451853, 756473, 1355559, 2269419, 67326097, 201978291]

約数ペア:

[(1, 201978291), (3, 67326097), (89, 2269419), (149, 1355559), (267, 756473), (447, 451853), (5077, 39783), (13261, 15231)]