About the Number

2912052990

2912052989 ← → 2912052991

2進数表記:10101101100100100110011011111110

漢数字表記:二十九億千二百五万二千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 11 1 × 1260629 1

素因数の和:1260657
約数の個数: 64
約数和(自身を含む): 8713474560
約数和(自身を除く): 5801421570

約数列:
[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 1260629, 2521258, 3781887, 6303145, 7563774, 8824403, 12606290, 13866919, 17648806, 18909435, 26473209, 27733838, 37818870, 41600757, 44122015, 52946418, 69334595, 83201514, 88244030, 97068433, 132366045, 138669190, 194136866, 208003785, 264732090, 291205299, 416007570, 485342165, 582410598, 970684330, 1456026495, 2912052990]

約数ペア:
[(1, 2912052990), (2, 1456026495), (3, 970684330), (5, 582410598), (6, 485342165), (7, 416007570), (10, 291205299), (11, 264732090), (14, 208003785), (15, 194136866), (21, 138669190), (22, 132366045), (30, 97068433), (33, 88244030), (35, 83201514), (42, 69334595), (55, 52946418), (66, 44122015), (70, 41600757), (77, 37818870), (105, 27733838), (110, 26473209), (154, 18909435), (165, 17648806), (210, 13866919), (231, 12606290), (330, 8824403), (385, 7563774), (462, 6303145), (770, 3781887), (1155, 2521258), (2310, 1260629)]

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