30308971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20717}}^1$

素因数の和:20754

約数の個数: 16

約数和(自身を含む): 39778560

約数和(自身を除く): 9469589

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 20717, 145019, 227887, 393623, 1595209, 2755361, 4329853, 30308971]

約数ペア:

[(1, 30308971), (7, 4329853), (11, 2755361), (19, 1595209), (77, 393623), (133, 227887), (209, 145019), (1463, 20717)]