210988233

素因数分解:

$3^4\times {\mathrm{643}}^1\times {\mathrm{4051}}^1$

素因数の和:4706

約数の個数: 20

約数和(自身を含む): 315748048

約数和(自身を除く): 104759815

約数列:

[1, 3, 9, 27, 81, 643, 1929, 4051, 5787, 12153, 17361, 36459, 52083, 109377, 328131, 2604793, 7814379, 23443137, 70329411, 210988233]

約数ペア:

[(1, 210988233), (3, 70329411), (9, 23443137), (27, 7814379), (81, 2604793), (643, 328131), (1929, 109377), (4051, 52083), (5787, 36459), (12153, 17361)]