209129036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1721}}^1\times {\mathrm{1787}}^1$

素因数の和:3529

約数の個数: 24

約数和(自身を含む): 387945936

約数和(自身を除く): 178816900

約数列:

[1, 2, 4, 17, 34, 68, 1721, 1787, 3442, 3574, 6884, 7148, 29257, 30379, 58514, 60758, 117028, 121516, 3075427, 6150854, 12301708, 52282259, 104564518, 209129036]

約数ペア:

[(1, 209129036), (2, 104564518), (4, 52282259), (17, 12301708), (34, 6150854), (68, 3075427), (1721, 121516), (1787, 117028), (3442, 60758), (3574, 58514), (6884, 30379), (7148, 29257)]