977984931

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3331}}^1$

素因数の和:3424

約数の個数: 64

約数和(自身を含む): 1719631872

約数和(自身を除く): 741646941

約数列:

[1, 3, 7, 11, 21, 31, 33, 41, 77, 93, 123, 217, 231, 287, 341, 451, 651, 861, 1023, 1271, 1353, 2387, 3157, 3331, 3813, 7161, 8897, 9471, 9993, 13981, 23317, 26691, 36641, 41943, 69951, 97867, 103261, 109923, 136571, 256487, 293601, 309783, 409713, 722827, 769461, 955997, 1135871, 1502281, 2168481, 2867991, 3407613, 4233701, 4506843, 7951097, 10515967, 12701103, 23853291, 29635907, 31547901, 46570711, 88907721, 139712133, 325994977, 977984931]

約数ペア:

[(1, 977984931), (3, 325994977), (7, 139712133), (11, 88907721), (21, 46570711), (31, 31547901), (33, 29635907), (41, 23853291), (77, 12701103), (93, 10515967), (123, 7951097), (217, 4506843), (231, 4233701), (287, 3407613), (341, 2867991), (451, 2168481), (651, 1502281), (861, 1135871), (1023, 955997), (1271, 769461), (1353, 722827), (2387, 409713), (3157, 309783), (3331, 293601), (3813, 256487), (7161, 136571), (8897, 109923), (9471, 103261), (9993, 97867), (13981, 69951), (23317, 41943), (26691, 36641)]