About the Number

123981048

123981047 ← → 123981049

2進数表記:111011000111100110011111000

漢数字表記:一億二千三百九十八万千四十八

素因数分解:

2 3 × 3 2 × 41 1 × 41999 1

素因数の和:42052
約数の個数: 48
約数和(自身を含む): 343980000
約数和(自身を除く): 219998952

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 41999, 83998, 125997, 167996, 251994, 335992, 377991, 503988, 755982, 1007976, 1511964, 1721959, 3023928, 3443918, 5165877, 6887836, 10331754, 13775672, 15497631, 20663508, 30995262, 41327016, 61990524, 123981048]

約数ペア:
[(1, 123981048), (2, 61990524), (3, 41327016), (4, 30995262), (6, 20663508), (8, 15497631), (9, 13775672), (12, 10331754), (18, 6887836), (24, 5165877), (36, 3443918), (41, 3023928), (72, 1721959), (82, 1511964), (123, 1007976), (164, 755982), (246, 503988), (328, 377991), (369, 335992), (492, 251994), (738, 167996), (984, 125997), (1476, 83998), (2952, 41999)]

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