189458367

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1409}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 305011200

約数和(自身を除く): 115552833

約数列:

[1, 3, 7, 19, 21, 57, 133, 337, 399, 1011, 1409, 2359, 4227, 6403, 7077, 9863, 19209, 26771, 29589, 44821, 80313, 134463, 187397, 474833, 562191, 1424499, 3323831, 9021827, 9971493, 27065481, 63152789, 189458367]

約数ペア:

[(1, 189458367), (3, 63152789), (7, 27065481), (19, 9971493), (21, 9021827), (57, 3323831), (133, 1424499), (337, 562191), (399, 474833), (1011, 187397), (1409, 134463), (2359, 80313), (4227, 44821), (6403, 29589), (7077, 26771), (9863, 19209)]