213313968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:943

約数の個数: 120

約数和(自身を含む): 685241856

約数和(自身を除く): 471927888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 431, 491, 504, 862, 982, 1008, 1293, 1473, 1724, 1964, 2586, 2946, 3017, 3437, 3448, 3879, 3928, 4419, 5172, 5892, 6034, 6874, 6896, 7758, 7856, 8838, 9051, 10311, 10344, 11784, 12068, 13748, 15516, 17676, 18102, 20622, 20688, 23568, 24136, 27153, 27496, 30933, 31032, 35352, 36204, 41244, 48272, 54306, 54992, 61866, 62064, 70704, 72408, 82488, 108612, 123732, 144816, 164976, 211621, 217224, 247464, 423242, 434448, 494928, 634863, 846484, 1269726, 1481347, 1692968, 1904589, 2539452, 2962694, 3385936, 3809178, 4444041, 5078904, 5925388, 7618356, 8888082, 10157808, 11850776, 13332123, 15236712, 17776164, 23701552, 26664246, 30473424, 35552328, 53328492, 71104656, 106656984, 213313968]

約数ペア:

[(1, 213313968), (2, 106656984), (3, 71104656), (4, 53328492), (6, 35552328), (7, 30473424), (8, 26664246), (9, 23701552), (12, 17776164), (14, 15236712), (16, 13332123), (18, 11850776), (21, 10157808), (24, 8888082), (28, 7618356), (36, 5925388), (42, 5078904), (48, 4444041), (56, 3809178), (63, 3385936), (72, 2962694), (84, 2539452), (112, 1904589), (126, 1692968), (144, 1481347), (168, 1269726), (252, 846484), (336, 634863), (431, 494928), (491, 434448), (504, 423242), (862, 247464), (982, 217224), (1008, 211621), (1293, 164976), (1473, 144816), (1724, 123732), (1964, 108612), (2586, 82488), (2946, 72408), (3017, 70704), (3437, 62064), (3448, 61866), (3879, 54992), (3928, 54306), (4419, 48272), (5172, 41244), (5892, 36204), (6034, 35352), (6874, 31032), (6896, 30933), (7758, 27496), (7856, 27153), (8838, 24136), (9051, 23568), (10311, 20688), (10344, 20622), (11784, 18102), (12068, 17676), (13748, 15516)]