217015019

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{3539}}^1$

素因数の和:3694

約数の個数: 16

約数和(自身を含む): 240861600

約数和(自身を除く): 23846581

約数列:

[1, 13, 53, 89, 689, 1157, 3539, 4717, 46007, 61321, 187567, 314971, 2438371, 4094623, 16693463, 217015019]

約数ペア:

[(1, 217015019), (13, 16693463), (53, 4094623), (89, 2438371), (689, 314971), (1157, 187567), (3539, 61321), (4717, 46007)]