771511268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{661}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 1513427328

約数和(自身を除く): 741916060

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 647, 661, 902, 1294, 1322, 1804, 2588, 2644, 7117, 7271, 14234, 14542, 26527, 27101, 28468, 29084, 53054, 54202, 106108, 108404, 291797, 298111, 427667, 583594, 596222, 855334, 1167188, 1192444, 1710668, 4704337, 9408674, 17534347, 18817348, 35068694, 70137388, 192877817, 385755634, 771511268]

約数ペア:

[(1, 771511268), (2, 385755634), (4, 192877817), (11, 70137388), (22, 35068694), (41, 18817348), (44, 17534347), (82, 9408674), (164, 4704337), (451, 1710668), (647, 1192444), (661, 1167188), (902, 855334), (1294, 596222), (1322, 583594), (1804, 427667), (2588, 298111), (2644, 291797), (7117, 108404), (7271, 106108), (14234, 54202), (14542, 53054), (26527, 29084), (27101, 28468)]