About the Number

129128648

129128647 ← → 129128649

2進数表記:111101100100101100011001000

漢数字表記:一億二千九百十二万八千六百四十八

素因数分解:

2 3 × 11 1 × 29 1 × 50599 1

素因数の和:50645
約数の個数: 32
約数和(自身を含む): 273240000
約数和(自身を除く): 144111352

約数列:
[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 50599, 101198, 202396, 404792, 556589, 1113178, 1467371, 2226356, 2934742, 4452712, 5869484, 11738968, 16141081, 32282162, 64564324, 129128648]

約数ペア:
[(1, 129128648), (2, 64564324), (4, 32282162), (8, 16141081), (11, 11738968), (22, 5869484), (29, 4452712), (44, 2934742), (58, 2226356), (88, 1467371), (116, 1113178), (232, 556589), (319, 404792), (638, 202396), (1276, 101198), (2552, 50599)]

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