About the Number

201318741

201318740 ← → 201318742

2進数表記:1011111111111110000101010101

漢数字表記:二億百三十一万八千七百四十一

素因数分解:

3 2 × 13 1 × 83 1 × 20731 1

素因数の和:20833
約数の個数: 24
約数和(自身を含む): 316950816
約数和(自身を除く): 115632075

約数列:
[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 3237, 9711, 20731, 62193, 186579, 269503, 808509, 1720673, 2425527, 5162019, 15486057, 22368749, 67106247, 201318741]

約数ペア:
[(1, 201318741), (3, 67106247), (9, 22368749), (13, 15486057), (39, 5162019), (83, 2425527), (117, 1720673), (249, 808509), (747, 269503), (1079, 186579), (3237, 62193), (9711, 20731)]

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