About the Number

102731748

102731747 ← → 102731749

2進数表記:110000111111000111111100100

漢数字表記:一億二百七十三万千七百四十八

素因数分解:

2 2 × 3 1 × 7 1 × 17 1 × 71941 1

素因数の和:71972
約数の個数: 48
約数和(自身を含む): 290070144
約数和(自身を除く): 187338396

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 71941, 143882, 215823, 287764, 431646, 503587, 863292, 1007174, 1222997, 1510761, 2014348, 2445994, 3021522, 3668991, 4891988, 6043044, 7337982, 8560979, 14675964, 17121958, 25682937, 34243916, 51365874, 102731748]

約数ペア:
[(1, 102731748), (2, 51365874), (3, 34243916), (4, 25682937), (6, 17121958), (7, 14675964), (12, 8560979), (14, 7337982), (17, 6043044), (21, 4891988), (28, 3668991), (34, 3021522), (42, 2445994), (51, 2014348), (68, 1510761), (84, 1222997), (102, 1007174), (119, 863292), (204, 503587), (238, 431646), (357, 287764), (476, 215823), (714, 143882), (1428, 71941)]

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