64491489

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{3319}}^1$

素因数の和:3469

約数の個数: 24

約数和(自身を含む): 99440640

約数和(自身を除く): 34949151

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 1143, 2159, 3319, 6477, 9957, 19431, 29871, 56423, 169269, 421513, 507807, 1264539, 3793617, 7165721, 21497163, 64491489]

約数ペア:

[(1, 64491489), (3, 21497163), (9, 7165721), (17, 3793617), (51, 1264539), (127, 507807), (153, 421513), (381, 169269), (1143, 56423), (2159, 29871), (3319, 19431), (6477, 9957)]