About the Number

128009772

128009771 ← → 128009773

2進数表記:111101000010100011000101100

漢数字表記:一億二千八百万九千七百七十二

素因数分解:

2 2 × 3 2 × 11 2 × 29387 1

素因数の和:29419
約数の個数: 54
約数和(自身を含む): 355682964
約数和(自身を除く): 227673192

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 29387, 58774, 88161, 117548, 176322, 264483, 323257, 352644, 528966, 646514, 969771, 1057932, 1293028, 1939542, 2909313, 3555827, 3879084, 5818626, 7111654, 10667481, 11637252, 14223308, 21334962, 32002443, 42669924, 64004886, 128009772]

約数ペア:
[(1, 128009772), (2, 64004886), (3, 42669924), (4, 32002443), (6, 21334962), (9, 14223308), (11, 11637252), (12, 10667481), (18, 7111654), (22, 5818626), (33, 3879084), (36, 3555827), (44, 2909313), (66, 1939542), (99, 1293028), (121, 1057932), (132, 969771), (198, 646514), (242, 528966), (363, 352644), (396, 323257), (484, 264483), (726, 176322), (1089, 117548), (1452, 88161), (2178, 58774), (4356, 29387)]

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