About the Number

129121484805

129121484804 ← → 129121484806

2進数表記:1111000010000001111011000000000000101

漢数字表記:千二百九十一億二千百四十八万四千八百五

素因数分解:

3 5 × 5 1 × 1021 1 × 104087 1

素因数の和:105128
約数の個数: 48
約数和(自身を含む): 232329412224
約数和(自身を除く): 103207927419

約数列:
[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1021, 1215, 3063, 5105, 9189, 15315, 27567, 45945, 82701, 104087, 137835, 248103, 312261, 413505, 520435, 936783, 1240515, 1561305, 2810349, 4683915, 8431047, 14051745, 25293141, 42155235, 106272827, 126465705, 318818481, 531364135, 956455443, 1594092405, 2869366329, 4782277215, 8608098987, 14346831645, 25824296961, 43040494935, 129121484805]

約数ペア:
[(1, 129121484805), (3, 43040494935), (5, 25824296961), (9, 14346831645), (15, 8608098987), (27, 4782277215), (45, 2869366329), (81, 1594092405), (135, 956455443), (243, 531364135), (405, 318818481), (1021, 126465705), (1215, 106272827), (3063, 42155235), (5105, 25293141), (9189, 14051745), (15315, 8431047), (27567, 4683915), (45945, 2810349), (82701, 1561305), (104087, 1240515), (137835, 936783), (248103, 520435), (312261, 413505)]

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