30918041

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 39248832

約数和(自身を除く): 8330791

約数列:

[1, 7, 11, 77, 121, 173, 211, 847, 1211, 1477, 1903, 2321, 13321, 16247, 20933, 25531, 36503, 146531, 178717, 255521, 401533, 2810731, 4416863, 30918041]

約数ペア:

[(1, 30918041), (7, 4416863), (11, 2810731), (77, 401533), (121, 255521), (173, 178717), (211, 146531), (847, 36503), (1211, 25531), (1477, 20933), (1903, 16247), (2321, 13321)]