909503133

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 1577041920

約数和(自身を除く): 667538787

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 137, 203, 231, 319, 411, 609, 957, 959, 991, 1507, 2233, 2877, 2973, 3973, 4521, 6699, 6937, 10549, 10901, 11919, 20811, 27811, 28739, 31647, 32703, 43703, 76307, 83433, 86217, 131109, 135767, 201173, 228921, 305921, 316129, 407301, 603519, 917763, 948387, 950369, 1493437, 2212903, 2851107, 3937243, 4480311, 6638709, 10454059, 11811729, 27560701, 31362177, 43309673, 82682103, 129929019, 303167711, 909503133]

約数ペア:

[(1, 909503133), (3, 303167711), (7, 129929019), (11, 82682103), (21, 43309673), (29, 31362177), (33, 27560701), (77, 11811729), (87, 10454059), (137, 6638709), (203, 4480311), (231, 3937243), (319, 2851107), (411, 2212903), (609, 1493437), (957, 950369), (959, 948387), (991, 917763), (1507, 603519), (2233, 407301), (2877, 316129), (2973, 305921), (3973, 228921), (4521, 201173), (6699, 135767), (6937, 131109), (10549, 86217), (10901, 83433), (11919, 76307), (20811, 43703), (27811, 32703), (28739, 31647)]