68899605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 121571520

約数和(自身を除く): 52671915

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 457, 529, 1311, 1371, 1587, 2185, 2285, 2645, 6555, 6855, 7935, 8683, 10051, 10511, 26049, 30153, 31533, 43415, 50255, 52555, 130245, 150765, 157665, 199709, 241753, 599127, 725259, 998545, 1208765, 2995635, 3626295, 4593307, 13779921, 22966535, 68899605]

約数ペア:

[(1, 68899605), (3, 22966535), (5, 13779921), (15, 4593307), (19, 3626295), (23, 2995635), (57, 1208765), (69, 998545), (95, 725259), (115, 599127), (285, 241753), (345, 199709), (437, 157665), (457, 150765), (529, 130245), (1311, 52555), (1371, 50255), (1587, 43415), (2185, 31533), (2285, 30153), (2645, 26049), (6555, 10511), (6855, 10051), (7935, 8683)]