About the Number

131041872

131041871 ← → 131041873

2進数表記:111110011111000101001010000

漢数字表記:一億三千百四万千八百七十二

素因数分解:

2 4 × 3 2 × 13 1 × 70001 1

素因数の和:70028
約数の個数: 60
約数和(自身を含む): 394951284
約数和(自身を除く): 263909412

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 70001, 140002, 210003, 280004, 420006, 560008, 630009, 840012, 910013, 1120016, 1260018, 1680024, 1820026, 2520036, 2730039, 3360048, 3640052, 5040072, 5460078, 7280104, 8190117, 10080144, 10920156, 14560208, 16380234, 21840312, 32760468, 43680624, 65520936, 131041872]

約数ペア:
[(1, 131041872), (2, 65520936), (3, 43680624), (4, 32760468), (6, 21840312), (8, 16380234), (9, 14560208), (12, 10920156), (13, 10080144), (16, 8190117), (18, 7280104), (24, 5460078), (26, 5040072), (36, 3640052), (39, 3360048), (48, 2730039), (52, 2520036), (72, 1820026), (78, 1680024), (104, 1260018), (117, 1120016), (144, 910013), (156, 840012), (208, 630009), (234, 560008), (312, 420006), (468, 280004), (624, 210003), (936, 140002), (1872, 70001)]

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