189476721

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{158293}}^1$

素因数の和:158325

約数の個数: 24

約数和(自身を含む): 329251520

約数和(自身を除く): 139774799

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 158293, 474879, 1108051, 1424637, 3007567, 3324153, 9022701, 9972459, 21052969, 27068103, 63158907, 189476721]

約数ペア:

[(1, 189476721), (3, 63158907), (7, 27068103), (9, 21052969), (19, 9972459), (21, 9022701), (57, 3324153), (63, 3007567), (133, 1424637), (171, 1108051), (399, 474879), (1197, 158293)]