30721359

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{4691}}^1$

素因数の和:4790

約数の個数: 16

約数和(自身を含む): 42791040

約数和(自身を除く): 12069681

約数列:

[1, 3, 37, 59, 111, 177, 2183, 4691, 6549, 14073, 173567, 276769, 520701, 830307, 10240453, 30721359]

約数ペア:

[(1, 30721359), (3, 10240453), (37, 830307), (59, 520701), (111, 276769), (177, 173567), (2183, 14073), (4691, 6549)]