About the Number

138987498

138987497 ← → 138987499

2進数表記:1000010010001100011111101010

漢数字表記:一億三千八百九十八万七千四百九十八

素因数分解:

2 1 × 3 1 × 13 1 × 149 1 × 11959 1

素因数の和:12126
約数の個数: 32
約数和(自身を含む): 301392000
約数和(自身を除く): 162404502

約数列:
[1, 2, 3, 6, 13, 26, 39, 78, 149, 298, 447, 894, 1937, 3874, 5811, 11622, 11959, 23918, 35877, 71754, 155467, 310934, 466401, 932802, 1781891, 3563782, 5345673, 10691346, 23164583, 46329166, 69493749, 138987498]

約数ペア:
[(1, 138987498), (2, 69493749), (3, 46329166), (6, 23164583), (13, 10691346), (26, 5345673), (39, 3563782), (78, 1781891), (149, 932802), (298, 466401), (447, 310934), (894, 155467), (1937, 71754), (3874, 35877), (5811, 23918), (11622, 11959)]

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