127819377

素因数分解:

$3^4\times 7^1\times {\mathrm{225431}}^1$

素因数の和:225450

約数の個数: 20

約数和(自身を含む): 218218176

約数和(自身を除く): 90398799

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 225431, 676293, 1578017, 2028879, 4734051, 6086637, 14202153, 18259911, 42606459, 127819377]

約数ペア:

[(1, 127819377), (3, 42606459), (7, 18259911), (9, 14202153), (21, 6086637), (27, 4734051), (63, 2028879), (81, 1578017), (189, 676293), (567, 225431)]