1231335

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{1303}}^1$

素因数の和:1324

約数の個数: 32

約数和(自身を含む): 2503680

約数和(自身を除く): 1272345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1303, 3909, 6515, 9121, 11727, 19545, 27363, 35181, 45605, 58635, 82089, 136815, 175905, 246267, 410445, 1231335]

約数ペア:

[(1, 1231335), (3, 410445), (5, 246267), (7, 175905), (9, 136815), (15, 82089), (21, 58635), (27, 45605), (35, 35181), (45, 27363), (63, 19545), (105, 11727), (135, 9121), (189, 6515), (315, 3909), (945, 1303)]