61280781

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{971}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 82969920

約数和(自身を除く): 21689139

約数列:

[1, 3, 109, 193, 327, 579, 971, 2913, 21037, 63111, 105839, 187403, 317517, 562209, 20426927, 61280781]

約数ペア:

[(1, 61280781), (3, 20426927), (109, 562209), (193, 317517), (327, 187403), (579, 105839), (971, 63111), (2913, 21037)]