85181985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15907}}^1$

素因数の和:15942

約数の個数: 48

約数和(自身を含む): 178678656

約数和(自身を除く): 93496671

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 15907, 47721, 79535, 111349, 143163, 238605, 270419, 334047, 556745, 715815, 811257, 1002141, 1352095, 1670235, 1892933, 2433771, 4056285, 5010705, 5678799, 9464665, 12168855, 17036397, 28393995, 85181985]

約数ペア:

[(1, 85181985), (3, 28393995), (5, 17036397), (7, 12168855), (9, 9464665), (15, 5678799), (17, 5010705), (21, 4056285), (35, 2433771), (45, 1892933), (51, 1670235), (63, 1352095), (85, 1002141), (105, 811257), (119, 715815), (153, 556745), (255, 334047), (315, 270419), (357, 238605), (595, 143163), (765, 111349), (1071, 79535), (1785, 47721), (5355, 15907)]