About the Number

1388392002

1388392001 ← → 1388392003

2進数表記:1010010110000010010111001000010

漢数字表記:十三億八千八百三十九万二千二

素因数分解:

2 1 × 3 4 × 103 1 × 83207 1

素因数の和:83324
約数の個数: 40
約数和(自身を含む): 3141268416
約数和(自身を除く): 1752876414

約数列:
[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 206, 309, 618, 927, 1854, 2781, 5562, 8343, 16686, 83207, 166414, 249621, 499242, 748863, 1497726, 2246589, 4493178, 6739767, 8570321, 13479534, 17140642, 25710963, 51421926, 77132889, 154265778, 231398667, 462797334, 694196001, 1388392002]

約数ペア:
[(1, 1388392002), (2, 694196001), (3, 462797334), (6, 231398667), (9, 154265778), (18, 77132889), (27, 51421926), (54, 25710963), (81, 17140642), (103, 13479534), (162, 8570321), (206, 6739767), (309, 4493178), (618, 2246589), (927, 1497726), (1854, 748863), (2781, 499242), (5562, 249621), (8343, 166414), (16686, 83207)]

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