About the Number

131970888

131970887 ← → 131970889

2進数表記:111110111011011011101001000

漢数字表記:一億三千百九十七万八百八十八

素因数分解:

2 3 × 3 2 × 7 1 × 261847 1

素因数の和:261866
約数の個数: 48
約数和(自身を含む): 408482880
約数和(自身を除く): 276511992

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 261847, 523694, 785541, 1047388, 1571082, 1832929, 2094776, 2356623, 3142164, 3665858, 4713246, 5498787, 6284328, 7331716, 9426492, 10997574, 14663432, 16496361, 18852984, 21995148, 32992722, 43990296, 65985444, 131970888]

約数ペア:
[(1, 131970888), (2, 65985444), (3, 43990296), (4, 32992722), (6, 21995148), (7, 18852984), (8, 16496361), (9, 14663432), (12, 10997574), (14, 9426492), (18, 7331716), (21, 6284328), (24, 5498787), (28, 4713246), (36, 3665858), (42, 3142164), (56, 2356623), (63, 2094776), (72, 1832929), (84, 1571082), (126, 1047388), (168, 785541), (252, 523694), (504, 261847)]

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