About the Number

1317991248

1317991247 ← → 1317991249

2進数表記:1001110100011101111001101010000

漢数字表記:十三億千七百九十九万千二百四十八

素因数分解:

2 4 × 3 2 × 7 1 × 41 1 × 31891 1

素因数の和:31953
約数の個数: 120
約数和(自身を含む): 4318431936
約数和(自身を除く): 3000440688

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 41, 42, 48, 56, 63, 72, 82, 84, 112, 123, 126, 144, 164, 168, 246, 252, 287, 328, 336, 369, 492, 504, 574, 656, 738, 861, 984, 1008, 1148, 1476, 1722, 1968, 2296, 2583, 2952, 3444, 4592, 5166, 5904, 6888, 10332, 13776, 20664, 31891, 41328, 63782, 95673, 127564, 191346, 223237, 255128, 287019, 382692, 446474, 510256, 574038, 669711, 765384, 892948, 1148076, 1307531, 1339422, 1530768, 1785896, 2009133, 2296152, 2615062, 2678844, 3571792, 3922593, 4018266, 4592304, 5230124, 5357688, 7845186, 8036532, 9152717, 10460248, 10715376, 11767779, 15690372, 16073064, 18305434, 20920496, 23535558, 27458151, 31380744, 32146128, 36610868, 47071116, 54916302, 62761488, 73221736, 82374453, 94142232, 109832604, 146443472, 164748906, 188284464, 219665208, 329497812, 439330416, 658995624, 1317991248]

約数ペア:
[(1, 1317991248), (2, 658995624), (3, 439330416), (4, 329497812), (6, 219665208), (7, 188284464), (8, 164748906), (9, 146443472), (12, 109832604), (14, 94142232), (16, 82374453), (18, 73221736), (21, 62761488), (24, 54916302), (28, 47071116), (36, 36610868), (41, 32146128), (42, 31380744), (48, 27458151), (56, 23535558), (63, 20920496), (72, 18305434), (82, 16073064), (84, 15690372), (112, 11767779), (123, 10715376), (126, 10460248), (144, 9152717), (164, 8036532), (168, 7845186), (246, 5357688), (252, 5230124), (287, 4592304), (328, 4018266), (336, 3922593), (369, 3571792), (492, 2678844), (504, 2615062), (574, 2296152), (656, 2009133), (738, 1785896), (861, 1530768), (984, 1339422), (1008, 1307531), (1148, 1148076), (1476, 892948), (1722, 765384), (1968, 669711), (2296, 574038), (2583, 510256), (2952, 446474), (3444, 382692), (4592, 287019), (5166, 255128), (5904, 223237), (6888, 191346), (10332, 127564), (13776, 95673), (20664, 63782), (31891, 41328)]

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