About the Number

106316721

106316720 ← → 106316722

2進数表記:110010101100100001110110001

漢数字表記:一億六百三十一万六千七百二十一

素因数分解:

3 2 × 7 2 × 491 2

素因数の和:1002
約数の個数: 27
約数和(自身を含む): 179005593
約数和(自身を除く): 72688872

約数列:
[1, 3, 7, 9, 21, 49, 63, 147, 441, 491, 1473, 3437, 4419, 10311, 24059, 30933, 72177, 216531, 241081, 723243, 1687567, 2169729, 5062701, 11812969, 15188103, 35438907, 106316721]

約数ペア:
[(1, 106316721), (3, 35438907), (7, 15188103), (9, 11812969), (21, 5062701), (49, 2169729), (63, 1687567), (147, 723243), (441, 241081), (491, 216531), (1473, 72177), (3437, 30933), (4419, 24059)]

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