16985115

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{7703}}^1$

素因数の和:7728

約数の個数: 36

約数和(自身を含む): 34251984

約数和(自身を除く): 17266869

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 7703, 23109, 38515, 53921, 69327, 115545, 161763, 269605, 346635, 377447, 485289, 808815, 1132341, 1887235, 2426445, 3397023, 5661705, 16985115]

約数ペア:

[(1, 16985115), (3, 5661705), (5, 3397023), (7, 2426445), (9, 1887235), (15, 1132341), (21, 808815), (35, 485289), (45, 377447), (49, 346635), (63, 269605), (105, 161763), (147, 115545), (245, 69327), (315, 53921), (441, 38515), (735, 23109), (2205, 7703)]