3985905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 96

約数和(自身を含む): 8864640

約数和(自身を除く): 4878735

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 29, 33, 35, 49, 51, 55, 77, 85, 87, 105, 119, 145, 147, 165, 187, 203, 231, 245, 255, 319, 357, 385, 435, 493, 539, 561, 595, 609, 735, 833, 935, 957, 1015, 1155, 1309, 1421, 1479, 1595, 1617, 1785, 2233, 2465, 2499, 2695, 2805, 3045, 3451, 3927, 4165, 4263, 4785, 5423, 6545, 6699, 7105, 7395, 8085, 9163, 10353, 11165, 12495, 15631, 16269, 17255, 19635, 21315, 24157, 27115, 27489, 33495, 37961, 45815, 46893, 51765, 72471, 78155, 81345, 113883, 120785, 137445, 189805, 234465, 265727, 362355, 569415, 797181, 1328635, 3985905]

約数ペア:

[(1, 3985905), (3, 1328635), (5, 797181), (7, 569415), (11, 362355), (15, 265727), (17, 234465), (21, 189805), (29, 137445), (33, 120785), (35, 113883), (49, 81345), (51, 78155), (55, 72471), (77, 51765), (85, 46893), (87, 45815), (105, 37961), (119, 33495), (145, 27489), (147, 27115), (165, 24157), (187, 21315), (203, 19635), (231, 17255), (245, 16269), (255, 15631), (319, 12495), (357, 11165), (385, 10353), (435, 9163), (493, 8085), (539, 7395), (561, 7105), (595, 6699), (609, 6545), (735, 5423), (833, 4785), (935, 4263), (957, 4165), (1015, 3927), (1155, 3451), (1309, 3045), (1421, 2805), (1479, 2695), (1595, 2499), (1617, 2465), (1785, 2233)]