29720271

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19387}}^1$

素因数の和:19470

約数の個数: 16

約数和(自身を含む): 45910784

約数和(自身を除く): 16190513

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 19387, 58161, 135709, 407127, 1415251, 4245753, 9906757, 29720271]

約数ペア:

[(1, 29720271), (3, 9906757), (7, 4245753), (21, 1415251), (73, 407127), (219, 135709), (511, 58161), (1533, 19387)]