4253445

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{643}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 8809920

約数和(自身を除く): 4556475

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 643, 735, 945, 1323, 1929, 2205, 3215, 4501, 5787, 6615, 9645, 13503, 17361, 22505, 28935, 31507, 40509, 67515, 86805, 94521, 121527, 157535, 202545, 283563, 472605, 607635, 850689, 1417815, 4253445]

約数ペア:

[(1, 4253445), (3, 1417815), (5, 850689), (7, 607635), (9, 472605), (15, 283563), (21, 202545), (27, 157535), (35, 121527), (45, 94521), (49, 86805), (63, 67515), (105, 40509), (135, 31507), (147, 28935), (189, 22505), (245, 17361), (315, 13503), (441, 9645), (643, 6615), (735, 5787), (945, 4501), (1323, 3215), (1929, 2205)]