About the Number

138430089

138430088 ← → 138430090

2進数表記:1000010000000100011010001001

漢数字表記:一億三千八百四十三万八十九

素因数分解:

3 2 × 7 1 × 149 1 × 14747 1

素因数の和:14909
約数の個数: 24
約数和(自身を含む): 230068800
約数和(自身を除く): 91638711

約数列:
[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9387, 14747, 44241, 103229, 132723, 309687, 929061, 2197303, 6591909, 15381121, 19775727, 46143363, 138430089]

約数ペア:
[(1, 138430089), (3, 46143363), (7, 19775727), (9, 15381121), (21, 6591909), (63, 2197303), (149, 929061), (447, 309687), (1043, 132723), (1341, 103229), (3129, 44241), (9387, 14747)]

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