388689973

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{9337}}^1$

素因数の和:9676

約数の個数: 16

約数和(自身を含む): 469141120

約数和(自身を除く): 80451147

約数列:

[1, 7, 19, 133, 313, 2191, 5947, 9337, 41629, 65359, 177403, 1241821, 2922481, 20457367, 55527139, 388689973]

約数ペア:

[(1, 388689973), (7, 55527139), (19, 20457367), (133, 2922481), (313, 1241821), (2191, 177403), (5947, 65359), (9337, 41629)]