About the Number

47481990

47481989 ← → 47481991

2進数表記:10110101001000010010000110

漢数字表記:四千七百四十八万千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 29 1 × 54577 1

素因数の和:54616
約数の個数: 32
約数和(自身を含む): 117888480
約数和(自身を除く): 70406490

約数列:
[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 54577, 109154, 163731, 272885, 327462, 545770, 818655, 1582733, 1637310, 3165466, 4748199, 7913665, 9496398, 15827330, 23740995, 47481990]

約数ペア:
[(1, 47481990), (2, 23740995), (3, 15827330), (5, 9496398), (6, 7913665), (10, 4748199), (15, 3165466), (29, 1637310), (30, 1582733), (58, 818655), (87, 545770), (145, 327462), (174, 272885), (290, 163731), (435, 109154), (870, 54577)]

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