About the Number

102940981

102940980 ← → 102940982

2進数表記:110001000101100000100110101

漢数字表記:一億二百九十四万九百八十一

素因数分解:

11 1 × 13 1 × 29 1 × 103 1 × 241 1

素因数の和:397
約数の個数: 32
約数和(自身を含む): 126846720
約数和(自身を除く): 23905739

約数列:
[1, 11, 13, 29, 103, 143, 241, 319, 377, 1133, 1339, 2651, 2987, 3133, 4147, 6989, 14729, 24823, 32857, 34463, 38831, 76879, 90857, 273053, 322699, 427141, 719867, 999427, 3549689, 7918537, 9358271, 102940981]

約数ペア:
[(1, 102940981), (11, 9358271), (13, 7918537), (29, 3549689), (103, 999427), (143, 719867), (241, 427141), (319, 322699), (377, 273053), (1133, 90857), (1339, 76879), (2651, 38831), (2987, 34463), (3133, 32857), (4147, 24823), (6989, 14729)]

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