628236483

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 1035141120

約数和(自身を除く): 406904637

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 107, 203, 217, 311, 321, 609, 651, 749, 899, 933, 2177, 2247, 2697, 3103, 3317, 6293, 6531, 9019, 9309, 9641, 9951, 18879, 21721, 23219, 27057, 28923, 33277, 63133, 65163, 67487, 69657, 96193, 99831, 189399, 202461, 232939, 279589, 288579, 673351, 698817, 838767, 965033, 1031587, 1957123, 2020053, 2895099, 3094761, 5871369, 6755231, 7221109, 20265693, 21663327, 29916023, 89748069, 209412161, 628236483]

約数ペア:

[(1, 628236483), (3, 209412161), (7, 89748069), (21, 29916023), (29, 21663327), (31, 20265693), (87, 7221109), (93, 6755231), (107, 5871369), (203, 3094761), (217, 2895099), (311, 2020053), (321, 1957123), (609, 1031587), (651, 965033), (749, 838767), (899, 698817), (933, 673351), (2177, 288579), (2247, 279589), (2697, 232939), (3103, 202461), (3317, 189399), (6293, 99831), (6531, 96193), (9019, 69657), (9309, 67487), (9641, 65163), (9951, 63133), (18879, 33277), (21721, 28923), (23219, 27057)]