215518938

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{26627}}^1$

素因数の和:26722

約数の個数: 32

約数和(自身を含む): 460131840

約数和(自身を除く): 244612902

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2698, 4047, 8094, 26627, 53254, 79881, 159762, 505913, 1011826, 1517739, 1890517, 3035478, 3781034, 5671551, 11343102, 35919823, 71839646, 107759469, 215518938]

約数ペア:

[(1, 215518938), (2, 107759469), (3, 71839646), (6, 35919823), (19, 11343102), (38, 5671551), (57, 3781034), (71, 3035478), (114, 1890517), (142, 1517739), (213, 1011826), (426, 505913), (1349, 159762), (2698, 79881), (4047, 53254), (8094, 26627)]