30747871

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21017}}^1$

素因数の和:21054

約数の個数: 16

約数和(自身を含む): 40354560

約数和(自身を除く): 9606689

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21017, 147119, 231187, 399323, 1618309, 2795261, 4392553, 30747871]

約数ペア:

[(1, 30747871), (7, 4392553), (11, 2795261), (19, 1618309), (77, 399323), (133, 231187), (209, 147119), (1463, 21017)]