30664347

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10979}}^1$

素因数の和:11015

約数の個数: 24

約数和(自身を含む): 50068800

約数和(自身を除く): 19404453

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 10979, 32937, 76853, 208601, 230559, 537971, 625803, 1460207, 1613913, 4380621, 10221449, 30664347]

約数ペア:

[(1, 30664347), (3, 10221449), (7, 4380621), (19, 1613913), (21, 1460207), (49, 625803), (57, 537971), (133, 230559), (147, 208601), (399, 76853), (931, 32937), (2793, 10979)]