About the Number

138891006

138891005 ← → 138891007

2進数表記:1000010001110100111011111110

漢数字表記:一億三千八百八十九万千六

素因数分解:

2 1 × 3 2 × 79 1 × 97673 1

素因数の和:97760
約数の個数: 24
約数和(自身を含む): 304742880
約数和(自身を除く): 165851874

約数列:
[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 97673, 195346, 293019, 586038, 879057, 1758114, 7716167, 15432334, 23148501, 46297002, 69445503, 138891006]

約数ペア:
[(1, 138891006), (2, 69445503), (3, 46297002), (6, 23148501), (9, 15432334), (18, 7716167), (79, 1758114), (158, 879057), (237, 586038), (474, 293019), (711, 195346), (1422, 97673)]

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