128873108

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{354047}}^1$

素因数の和:354071

約数の個数: 24

約数和(自身を含む): 277573632

約数和(自身を除く): 148700524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 354047, 708094, 1416188, 2478329, 4602611, 4956658, 9205222, 9913316, 18410444, 32218277, 64436554, 128873108]

約数ペア:

[(1, 128873108), (2, 64436554), (4, 32218277), (7, 18410444), (13, 9913316), (14, 9205222), (26, 4956658), (28, 4602611), (52, 2478329), (91, 1416188), (182, 708094), (364, 354047)]