209432505

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 340642944

約数和(自身を除く): 131210439

約数列:

[1, 3, 5, 15, 113, 157, 339, 471, 565, 785, 787, 1695, 2355, 2361, 3935, 11805, 17741, 53223, 88705, 88931, 123559, 266115, 266793, 370677, 444655, 617795, 1333965, 1853385, 13962167, 41886501, 69810835, 209432505]

約数ペア:

[(1, 209432505), (3, 69810835), (5, 41886501), (15, 13962167), (113, 1853385), (157, 1333965), (339, 617795), (471, 444655), (565, 370677), (785, 266793), (787, 266115), (1695, 123559), (2355, 88931), (2361, 88705), (3935, 53223), (11805, 17741)]