420296626

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{6689}}^1$

素因数の和:7133

約数の個数: 16

約数和(自身を含む): 639430200

約数和(自身を除く): 219133574

約数列:

[1, 2, 89, 178, 353, 706, 6689, 13378, 31417, 62834, 595321, 1190642, 2361217, 4722434, 210148313, 420296626]

約数ペア:

[(1, 420296626), (2, 210148313), (89, 4722434), (178, 2361217), (353, 1190642), (706, 595321), (6689, 62834), (13378, 31417)]