About the Number

138897342

138897341 ← → 138897343

2進数表記:1000010001110110011110111110

漢数字表記:一億三千八百八十九万七千三百四十二

素因数分解:

2 1 × 3 5 × 107 1 × 2671 1

素因数の和:2795
約数の個数: 48
約数和(自身を含む): 315124992
約数和(自身を除く): 176227650

約数列:
[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 243, 321, 486, 642, 963, 1926, 2671, 2889, 5342, 5778, 8013, 8667, 16026, 17334, 24039, 26001, 48078, 52002, 72117, 144234, 216351, 285797, 432702, 571594, 649053, 857391, 1298106, 1714782, 2572173, 5144346, 7716519, 15433038, 23149557, 46299114, 69448671, 138897342]

約数ペア:
[(1, 138897342), (2, 69448671), (3, 46299114), (6, 23149557), (9, 15433038), (18, 7716519), (27, 5144346), (54, 2572173), (81, 1714782), (107, 1298106), (162, 857391), (214, 649053), (243, 571594), (321, 432702), (486, 285797), (642, 216351), (963, 144234), (1926, 72117), (2671, 52002), (2889, 48078), (5342, 26001), (5778, 24039), (8013, 17334), (8667, 16026)]

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