166626789

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 284098560

約数和(自身を除く): 117471771

約数列:

[1, 3, 7, 19, 21, 23, 57, 67, 69, 133, 161, 201, 271, 399, 437, 469, 483, 813, 1273, 1311, 1407, 1541, 1897, 3059, 3819, 4623, 5149, 5691, 6233, 8911, 9177, 10787, 15447, 18157, 18699, 26733, 29279, 32361, 36043, 43631, 54471, 87837, 108129, 118427, 127099, 130893, 204953, 344983, 355281, 381297, 417611, 614859, 828989, 1034949, 1252833, 2414881, 2486967, 2923277, 7244643, 7934609, 8769831, 23803827, 55542263, 166626789]

約数ペア:

[(1, 166626789), (3, 55542263), (7, 23803827), (19, 8769831), (21, 7934609), (23, 7244643), (57, 2923277), (67, 2486967), (69, 2414881), (133, 1252833), (161, 1034949), (201, 828989), (271, 614859), (399, 417611), (437, 381297), (469, 355281), (483, 344983), (813, 204953), (1273, 130893), (1311, 127099), (1407, 118427), (1541, 108129), (1897, 87837), (3059, 54471), (3819, 43631), (4623, 36043), (5149, 32361), (5691, 29279), (6233, 26733), (8911, 18699), (9177, 18157), (10787, 15447)]