About the Number

990108

990107 ← → 990109

2進数表記:11110001101110011100

漢数字表記:九十九万百八

素因数分解:

2 2 × 3 2 × 7 1 × 3929 1

素因数の和:3946
約数の個数: 36
約数和(自身を含む): 2861040
約数和(自身を除く): 1870932

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 3929, 7858, 11787, 15716, 23574, 27503, 35361, 47148, 55006, 70722, 82509, 110012, 141444, 165018, 247527, 330036, 495054, 990108]

約数ペア:
[(1, 990108), (2, 495054), (3, 330036), (4, 247527), (6, 165018), (7, 141444), (9, 110012), (12, 82509), (14, 70722), (18, 55006), (21, 47148), (28, 35361), (36, 27503), (42, 23574), (63, 15716), (84, 11787), (126, 7858), (252, 3929)]

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