26653879

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 31071040

約数和(自身を除く): 4417161

約数列:

[1, 7, 109, 181, 193, 763, 1267, 1351, 19729, 21037, 34933, 138103, 147259, 244531, 3807697, 26653879]

約数ペア:

[(1, 26653879), (7, 3807697), (109, 244531), (181, 147259), (193, 138103), (763, 34933), (1267, 21037), (1351, 19729)]