876375819

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1621}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 1425076224

約数和(自身を除く): 548700405

約数列:

[1, 3, 9, 11, 33, 43, 99, 127, 129, 381, 387, 473, 1143, 1397, 1419, 1621, 4191, 4257, 4863, 5461, 12573, 14589, 16383, 17831, 49149, 53493, 60071, 69703, 160479, 180213, 205867, 209109, 540639, 617601, 627327, 766733, 1852803, 2264537, 2300199, 6793611, 6900597, 8852281, 20380833, 26556843, 79670529, 97375091, 292125273, 876375819]

約数ペア:

[(1, 876375819), (3, 292125273), (9, 97375091), (11, 79670529), (33, 26556843), (43, 20380833), (99, 8852281), (127, 6900597), (129, 6793611), (381, 2300199), (387, 2264537), (473, 1852803), (1143, 766733), (1397, 627327), (1419, 617601), (1621, 540639), (4191, 209109), (4257, 205867), (4863, 180213), (5461, 160479), (12573, 69703), (14589, 60071), (16383, 53493), (17831, 49149)]