987331331

素因数分解:

$7^3\times {\mathrm{1579}}^1\times {\mathrm{1823}}^1$

素因数の和:3423

約数の個数: 16

約数和(自身を含む): 1152768000

約数和(自身を除く): 165436669

約数列:

[1, 7, 49, 343, 1579, 1823, 11053, 12761, 77371, 89327, 541597, 625289, 2878517, 20149619, 141047333, 987331331]

約数ペア:

[(1, 987331331), (7, 141047333), (49, 20149619), (343, 2878517), (1579, 625289), (1823, 541597), (11053, 89327), (12761, 77371)]