About the Number

2971290

2971289 ← → 2971291

2進数表記:1011010101011010011010

漢数字表記:二百九十七万千二百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 14149 1

素因数の和:14166
約数の個数: 32
約数和(自身を含む): 8150400
約数和(自身を除く): 5179110

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 14149, 28298, 42447, 70745, 84894, 99043, 141490, 198086, 212235, 297129, 424470, 495215, 594258, 990430, 1485645, 2971290]

約数ペア:
[(1, 2971290), (2, 1485645), (3, 990430), (5, 594258), (6, 495215), (7, 424470), (10, 297129), (14, 212235), (15, 198086), (21, 141490), (30, 99043), (35, 84894), (42, 70745), (70, 42447), (105, 28298), (210, 14149)]

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