2985983

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 4247040

約数和(自身を除く): 1261057

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 157, 209, 247, 1001, 1099, 1463, 1727, 1729, 2041, 2717, 2983, 12089, 14287, 19019, 20881, 22451, 32813, 38779, 157157, 229691, 271453, 426569, 2985983]

約数ペア:

[(1, 2985983), (7, 426569), (11, 271453), (13, 229691), (19, 157157), (77, 38779), (91, 32813), (133, 22451), (143, 20881), (157, 19019), (209, 14287), (247, 12089), (1001, 2983), (1099, 2717), (1463, 2041), (1727, 1729)]