407138217

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{20411}}^1$

素因数の和:20584

約数の個数: 16

約数和(自身を含む): 556839360

約数和(自身を除く): 149701143

約数列:

[1, 3, 61, 109, 183, 327, 6649, 19947, 20411, 61233, 1245071, 2224799, 3735213, 6674397, 135712739, 407138217]

約数ペア:

[(1, 407138217), (3, 135712739), (61, 6674397), (109, 3735213), (183, 2224799), (327, 1245071), (6649, 61233), (19947, 20411)]