About the Number

28769988

28769987 ← → 28769989

2進数表記:1101101101111111011000100

漢数字表記:二千八百七十六万九千九百八十八

素因数分解:

2 2 × 3 1 × 13 1 × 311 1 × 593 1

素因数の和:924
約数の個数: 48
約数和(自身を含む): 72648576
約数和(自身を除く): 43878588

約数列:
[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 311, 593, 622, 933, 1186, 1244, 1779, 1866, 2372, 3558, 3732, 4043, 7116, 7709, 8086, 12129, 15418, 16172, 23127, 24258, 30836, 46254, 48516, 92508, 184423, 368846, 553269, 737692, 1106538, 2213076, 2397499, 4794998, 7192497, 9589996, 14384994, 28769988]

約数ペア:
[(1, 28769988), (2, 14384994), (3, 9589996), (4, 7192497), (6, 4794998), (12, 2397499), (13, 2213076), (26, 1106538), (39, 737692), (52, 553269), (78, 368846), (156, 184423), (311, 92508), (593, 48516), (622, 46254), (933, 30836), (1186, 24258), (1244, 23127), (1779, 16172), (1866, 15418), (2372, 12129), (3558, 8086), (3732, 7709), (4043, 7116)]

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