About the Number

31138884

31138883 ← → 31138885

2進数表記:1110110110010010001000100

漢数字表記:三千百十三万八千八百八十四

素因数分解:

2 2 × 3 3 × 7 1 × 41189 1

素因数の和:41209
約数の個数: 48
約数和(自身を含む): 92265600
約数和(自身を除く): 61126716

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 41189, 82378, 123567, 164756, 247134, 288323, 370701, 494268, 576646, 741402, 864969, 1112103, 1153292, 1482804, 1729938, 2224206, 2594907, 3459876, 4448412, 5189814, 7784721, 10379628, 15569442, 31138884]

約数ペア:
[(1, 31138884), (2, 15569442), (3, 10379628), (4, 7784721), (6, 5189814), (7, 4448412), (9, 3459876), (12, 2594907), (14, 2224206), (18, 1729938), (21, 1482804), (27, 1153292), (28, 1112103), (36, 864969), (42, 741402), (54, 576646), (63, 494268), (84, 370701), (108, 288323), (126, 247134), (189, 164756), (252, 123567), (378, 82378), (756, 41189)]

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