80493939

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 122941440

約数和(自身を除く): 42447501

約数列:

[1, 3, 9, 27, 47, 137, 141, 411, 423, 463, 1233, 1269, 1389, 3699, 4167, 6439, 12501, 19317, 21761, 57951, 63431, 65283, 173853, 190293, 195849, 570879, 587547, 1712637, 2981257, 8943771, 26831313, 80493939]

約数ペア:

[(1, 80493939), (3, 26831313), (9, 8943771), (27, 2981257), (47, 1712637), (137, 587547), (141, 570879), (411, 195849), (423, 190293), (463, 173853), (1233, 65283), (1269, 63431), (1389, 57951), (3699, 21761), (4167, 19317), (6439, 12501)]