About the Number

201373991

201373990 ← → 201373992

2進数表記:1100000000001011100100100111

漢数字表記:二億百三十七万三千九百九十一

素因数分解:

7 1 × 13 1 × 47 1 × 197 1 × 239 1

素因数の和:503
約数の個数: 32
約数和(自身を含む): 255467520
約数和(自身を除く): 54093529

約数列:
[1, 7, 13, 47, 91, 197, 239, 329, 611, 1379, 1673, 2561, 3107, 4277, 9259, 11233, 17927, 21749, 47083, 64813, 78631, 120367, 146029, 329581, 612079, 842569, 1022203, 2212901, 4284553, 15490307, 28767713, 201373991]

約数ペア:
[(1, 201373991), (7, 28767713), (13, 15490307), (47, 4284553), (91, 2212901), (197, 1022203), (239, 842569), (329, 612079), (611, 329581), (1379, 146029), (1673, 120367), (2561, 78631), (3107, 64813), (4277, 47083), (9259, 21749), (11233, 17927)]

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