664962057

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{15131}}^1$

素因数の和:15413

約数の個数: 24

約数和(自身を含む): 1015054560

約数和(自身を除く): 350092503

約数列:

[1, 3, 9, 19, 57, 171, 257, 771, 2313, 4883, 14649, 15131, 43947, 45393, 136179, 287489, 862467, 2587401, 3888667, 11666001, 34998003, 73884673, 221654019, 664962057]

約数ペア:

[(1, 664962057), (3, 221654019), (9, 73884673), (19, 34998003), (57, 11666001), (171, 3888667), (257, 2587401), (771, 862467), (2313, 287489), (4883, 136179), (14649, 45393), (15131, 43947)]