18126675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 39345696

約数和(自身を除く): 21219021

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 525, 595, 677, 765, 1071, 1275, 1575, 1785, 2031, 2975, 3385, 3825, 4739, 5355, 6093, 8925, 10155, 11509, 14217, 16925, 23695, 26775, 30465, 34527, 42651, 50775, 57545, 71085, 80563, 103581, 118475, 152325, 172635, 213255, 241689, 287725, 355425, 402815, 517905, 725067, 863175, 1066275, 1208445, 2014075, 2589525, 3625335, 6042225, 18126675]

約数ペア:

[(1, 18126675), (3, 6042225), (5, 3625335), (7, 2589525), (9, 2014075), (15, 1208445), (17, 1066275), (21, 863175), (25, 725067), (35, 517905), (45, 402815), (51, 355425), (63, 287725), (75, 241689), (85, 213255), (105, 172635), (119, 152325), (153, 118475), (175, 103581), (225, 80563), (255, 71085), (315, 57545), (357, 50775), (425, 42651), (525, 34527), (595, 30465), (677, 26775), (765, 23695), (1071, 16925), (1275, 14217), (1575, 11509), (1785, 10155), (2031, 8925), (2975, 6093), (3385, 5355), (3825, 4739)]