About the Number

2015172

2015171 ← → 2015173

2進数表記:111101011111111000100

漢数字表記:二百一万五千百七十二

素因数分解:

2 2 × 3 3 × 47 1 × 397 1

素因数の和:457
約数の個数: 48
約数和(自身を含む): 5349120
約数和(自身を除く): 3333948

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 397, 423, 564, 794, 846, 1191, 1269, 1588, 1692, 2382, 2538, 3573, 4764, 5076, 7146, 10719, 14292, 18659, 21438, 37318, 42876, 55977, 74636, 111954, 167931, 223908, 335862, 503793, 671724, 1007586, 2015172]

約数ペア:
[(1, 2015172), (2, 1007586), (3, 671724), (4, 503793), (6, 335862), (9, 223908), (12, 167931), (18, 111954), (27, 74636), (36, 55977), (47, 42876), (54, 37318), (94, 21438), (108, 18659), (141, 14292), (188, 10719), (282, 7146), (397, 5076), (423, 4764), (564, 3573), (794, 2538), (846, 2382), (1191, 1692), (1269, 1588)]

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