30742019

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21013}}^1$

素因数の和:21050

約数の個数: 16

約数和(自身を含む): 40346880

約数和(自身を除く): 9604861

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21013, 147091, 231143, 399247, 1618001, 2794729, 4391717, 30742019]

約数ペア:

[(1, 30742019), (7, 4391717), (11, 2794729), (19, 1618001), (77, 399247), (133, 231143), (209, 147091), (1463, 21013)]