27689913

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1725

約数の個数: 24

約数和(自身を含む): 41989376

約数和(自身を除く): 14299463

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 549, 1627, 1891, 4881, 5673, 14643, 17019, 50437, 99247, 151311, 297741, 453933, 893223, 3076657, 9229971, 27689913]

約数ペア:

[(1, 27689913), (3, 9229971), (9, 3076657), (31, 893223), (61, 453933), (93, 297741), (183, 151311), (279, 99247), (549, 50437), (1627, 17019), (1891, 14643), (4881, 5673)]