30889047

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20717}}^1$

素因数の和:20798

約数の個数: 16

約数和(自身を含む): 47734272

約数和(自身を除く): 16845225

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 20717, 62151, 145019, 435057, 1470907, 4412721, 10296349, 30889047]

約数ペア:

[(1, 30889047), (3, 10296349), (7, 4412721), (21, 1470907), (71, 435057), (213, 145019), (497, 62151), (1491, 20717)]