17960987793

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 30841896960

約数和(自身を除く): 12880909167

約数列:

[1, 3, 7, 19, 21, 31, 41, 57, 93, 107, 123, 133, 217, 287, 321, 331, 399, 589, 651, 749, 779, 861, 993, 1271, 1767, 2033, 2247, 2317, 2337, 3317, 3813, 4123, 4387, 5453, 6099, 6289, 6951, 8897, 9951, 10261, 12369, 13161, 13571, 14231, 16359, 18867, 23219, 24149, 26691, 30709, 30783, 35417, 40713, 42693, 44023, 63023, 69657, 71827, 72447, 83353, 92127, 94997, 106251, 132069, 135997, 169043, 189069, 194959, 215481, 247919, 250059, 257849, 284991, 407991, 420701, 441161, 507129, 583471, 584877, 672923, 743757, 773547, 951979, 1097927, 1262103, 1323483, 1364713, 1452097, 1750413, 1804943, 2018769, 2583943, 2855937, 2944907, 3293781, 4094139, 4356291, 4710461, 5414829, 7685489, 7751829, 7993319, 8834721, 10164679, 14131383, 18087601, 20860613, 23056467, 23979957, 27589843, 30494037, 45015007, 54262803, 55953233, 62581839, 82769529, 135045021, 146024291, 167859699, 193128901, 315105049, 438072873, 579386703, 855285133, 945315147, 2565855399, 5986995931, 17960987793]

約数ペア:

[(1, 17960987793), (3, 5986995931), (7, 2565855399), (19, 945315147), (21, 855285133), (31, 579386703), (41, 438072873), (57, 315105049), (93, 193128901), (107, 167859699), (123, 146024291), (133, 135045021), (217, 82769529), (287, 62581839), (321, 55953233), (331, 54262803), (399, 45015007), (589, 30494037), (651, 27589843), (749, 23979957), (779, 23056467), (861, 20860613), (993, 18087601), (1271, 14131383), (1767, 10164679), (2033, 8834721), (2247, 7993319), (2317, 7751829), (2337, 7685489), (3317, 5414829), (3813, 4710461), (4123, 4356291), (4387, 4094139), (5453, 3293781), (6099, 2944907), (6289, 2855937), (6951, 2583943), (8897, 2018769), (9951, 1804943), (10261, 1750413), (12369, 1452097), (13161, 1364713), (13571, 1323483), (14231, 1262103), (16359, 1097927), (18867, 951979), (23219, 773547), (24149, 743757), (26691, 672923), (30709, 584877), (30783, 583471), (35417, 507129), (40713, 441161), (42693, 420701), (44023, 407991), (63023, 284991), (69657, 257849), (71827, 250059), (72447, 247919), (83353, 215481), (92127, 194959), (94997, 189069), (106251, 169043), (132069, 135997)]