17120257

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1429

約数の個数: 24

約数和(自身を含む): 22686912

約数和(自身を除く): 5566655

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1381, 1771, 9667, 12397, 15191, 31763, 67669, 106337, 222341, 349393, 744359, 1556387, 2445751, 17120257]

約数ペア:

[(1, 17120257), (7, 2445751), (11, 1556387), (23, 744359), (49, 349393), (77, 222341), (161, 106337), (253, 67669), (539, 31763), (1127, 15191), (1381, 12397), (1771, 9667)]