70787781

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2357}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 105940224

約数和(自身を除く): 35152443

約数列:

[1, 3, 9, 47, 71, 141, 213, 423, 639, 2357, 3337, 7071, 10011, 21213, 30033, 110779, 167347, 332337, 502041, 997011, 1506123, 7865309, 23595927, 70787781]

約数ペア:

[(1, 70787781), (3, 23595927), (9, 7865309), (47, 1506123), (71, 997011), (141, 502041), (213, 332337), (423, 167347), (639, 110779), (2357, 30033), (3337, 21213), (7071, 10011)]