About the Number

12876990

12876989 ← → 12876991

2進数表記:110001000111110010111110

漢数字表記:千二百八十七万六千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 17 1 × 3607 1

素因数の和:3641
約数の個数: 64
約数和(自身を含む): 37407744
約数和(自身を除く): 24530754

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 3607, 7214, 10821, 18035, 21642, 25249, 36070, 50498, 54105, 61319, 75747, 108210, 122638, 126245, 151494, 183957, 252490, 306595, 367914, 378735, 429233, 613190, 757470, 858466, 919785, 1287699, 1839570, 2146165, 2575398, 4292330, 6438495, 12876990]

約数ペア:
[(1, 12876990), (2, 6438495), (3, 4292330), (5, 2575398), (6, 2146165), (7, 1839570), (10, 1287699), (14, 919785), (15, 858466), (17, 757470), (21, 613190), (30, 429233), (34, 378735), (35, 367914), (42, 306595), (51, 252490), (70, 183957), (85, 151494), (102, 126245), (105, 122638), (119, 108210), (170, 75747), (210, 61319), (238, 54105), (255, 50498), (357, 36070), (510, 25249), (595, 21642), (714, 18035), (1190, 10821), (1785, 7214), (3570, 3607)]

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