About the Number

129120888

129120887 ← → 129120889

2進数表記:111101100100011101001111000

漢数字表記:一億二千九百十二万八百八十八

素因数分解:

2 3 × 3 1 × 13 1 × 413849 1

素因数の和:413871
約数の個数: 32
約数和(自身を含む): 347634000
約数和(自身を除く): 218513112

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 413849, 827698, 1241547, 1655396, 2483094, 3310792, 4966188, 5380037, 9932376, 10760074, 16140111, 21520148, 32280222, 43040296, 64560444, 129120888]

約数ペア:
[(1, 129120888), (2, 64560444), (3, 43040296), (4, 32280222), (6, 21520148), (8, 16140111), (12, 10760074), (13, 9932376), (24, 5380037), (26, 4966188), (39, 3310792), (52, 2483094), (78, 1655396), (104, 1241547), (156, 827698), (312, 413849)]

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