About the Number

211310205

211310204 ← → 211310206

2進数表記:1100100110000101011001111101

漢数字表記:二億千百三十一万二百五

素因数分解:

3 1 × 5 1 × 53 1 × 131 1 × 2029 1

素因数の和:2221
約数の個数: 32
約数和(自身を含む): 347276160
約数和(自身を除く): 135965955

約数列:
[1, 3, 5, 15, 53, 131, 159, 265, 393, 655, 795, 1965, 2029, 6087, 6943, 10145, 20829, 30435, 34715, 104145, 107537, 265799, 322611, 537685, 797397, 1328995, 1613055, 3986985, 14087347, 42262041, 70436735, 211310205]

約数ペア:
[(1, 211310205), (3, 70436735), (5, 42262041), (15, 14087347), (53, 3986985), (131, 1613055), (159, 1328995), (265, 797397), (393, 537685), (655, 322611), (795, 265799), (1965, 107537), (2029, 104145), (6087, 34715), (6943, 30435), (10145, 20829)]

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