197440145

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{52721}}^1$

素因数の和:52840

約数の個数: 16

約数和(自身を含む): 273310848

約数和(自身を除く): 75870703

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 52721, 263605, 369047, 1845235, 5641147, 28205735, 39488029, 197440145]

約数ペア:

[(1, 197440145), (5, 39488029), (7, 28205735), (35, 5641147), (107, 1845235), (535, 369047), (749, 263605), (3745, 52721)]