89643393

素因数分解:

$3^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 153504000

約数和(自身を除く): 63860607

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 343, 409, 441, 497, 639, 1029, 1227, 1491, 2863, 3087, 3479, 3681, 4473, 8589, 10437, 20041, 24353, 25767, 29039, 31311, 60123, 73059, 87117, 140287, 180369, 203273, 219177, 261351, 420861, 609819, 1262583, 1422911, 1829457, 4268733, 9960377, 12806199, 29881131, 89643393]

約数ペア:

[(1, 89643393), (3, 29881131), (7, 12806199), (9, 9960377), (21, 4268733), (49, 1829457), (63, 1422911), (71, 1262583), (147, 609819), (213, 420861), (343, 261351), (409, 219177), (441, 203273), (497, 180369), (639, 140287), (1029, 87117), (1227, 73059), (1491, 60123), (2863, 31311), (3087, 29039), (3479, 25767), (3681, 24353), (4473, 20041), (8589, 10437)]