About the Number

138700948

138700947 ← → 138700949

2進数表記:1000010001000110100010010100

漢数字表記:一億三千八百七十万九百四十八

素因数分解:

2 2 × 23 1 × 47 1 × 32077 1

素因数の和:32151
約数の個数: 24
約数和(自身を含む): 258676992
約数和(自身を除く): 119976044

約数列:
[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 32077, 64154, 128308, 737771, 1475542, 1507619, 2951084, 3015238, 6030476, 34675237, 69350474, 138700948]

約数ペア:
[(1, 138700948), (2, 69350474), (4, 34675237), (23, 6030476), (46, 3015238), (47, 2951084), (92, 1507619), (94, 1475542), (188, 737771), (1081, 128308), (2162, 64154), (4324, 32077)]

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