291257638

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{194431}}^1$

素因数の和:194547

約数の個数: 16

約数和(自身を含む): 503967744

約数和(自身を除く): 212710106

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 194431, 388862, 1361017, 2722034, 20804117, 41608234, 145628819, 291257638]

約数ペア:

[(1, 291257638), (2, 145628819), (7, 41608234), (14, 20804117), (107, 2722034), (214, 1361017), (749, 388862), (1498, 194431)]