About the Number

121216048

121216047 ← → 121216049

2進数表記:111001110011001110000110000

漢数字表記:一億二千百二十一万六千四十八

素因数分解:

2 4 × 19 1 × 373 1 × 1069 1

素因数の和:1469
約数の個数: 40
約数和(自身を含む): 248111600
約数和(自身を除く): 126895552

約数列:
[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 373, 746, 1069, 1492, 2138, 2984, 4276, 5968, 7087, 8552, 14174, 17104, 20311, 28348, 40622, 56696, 81244, 113392, 162488, 324976, 398737, 797474, 1594948, 3189896, 6379792, 7576003, 15152006, 30304012, 60608024, 121216048]

約数ペア:
[(1, 121216048), (2, 60608024), (4, 30304012), (8, 15152006), (16, 7576003), (19, 6379792), (38, 3189896), (76, 1594948), (152, 797474), (304, 398737), (373, 324976), (746, 162488), (1069, 113392), (1492, 81244), (2138, 56696), (2984, 40622), (4276, 28348), (5968, 20311), (7087, 17104), (8552, 14174)]

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