About the Number

131349870

131349869 ← → 131349871

2進数表記:111110101000011110101101110

漢数字表記:一億三千百三十四万九千八百七十

素因数分解:

2 1 × 3 3 × 5 1 × 486481 1

素因数の和:486497
約数の個数: 32
約数和(自身を含む): 350267040
約数和(自身を除く): 218917170

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 486481, 972962, 1459443, 2432405, 2918886, 4378329, 4864810, 7297215, 8756658, 13134987, 14594430, 21891645, 26269974, 43783290, 65674935, 131349870]

約数ペア:
[(1, 131349870), (2, 65674935), (3, 43783290), (5, 26269974), (6, 21891645), (9, 14594430), (10, 13134987), (15, 8756658), (18, 7297215), (27, 4864810), (30, 4378329), (45, 2918886), (54, 2432405), (90, 1459443), (135, 972962), (270, 486481)]

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