About the Number

90639948

90639947 ← → 90639949

2進数表記:101011001110000111001001100

漢数字表記:九千六十三万九千九百四十八

素因数分解:

2 2 × 3 1 × 7 1 × 131 1 × 8237 1

素因数の和:8382
約数の個数: 48
約数和(自身を含む): 243581184
約数和(自身を除く): 152941236

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 2751, 3668, 5502, 8237, 11004, 16474, 24711, 32948, 49422, 57659, 98844, 115318, 172977, 230636, 345954, 691908, 1079047, 2158094, 3237141, 4316188, 6474282, 7553329, 12948564, 15106658, 22659987, 30213316, 45319974, 90639948]

約数ペア:
[(1, 90639948), (2, 45319974), (3, 30213316), (4, 22659987), (6, 15106658), (7, 12948564), (12, 7553329), (14, 6474282), (21, 4316188), (28, 3237141), (42, 2158094), (84, 1079047), (131, 691908), (262, 345954), (393, 230636), (524, 172977), (786, 115318), (917, 98844), (1572, 57659), (1834, 49422), (2751, 32948), (3668, 24711), (5502, 16474), (8237, 11004)]

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