About the Number

90423948

90423947 ← → 90423949

2進数表記:101011000111100001010001100

漢数字表記:九千四十二万三千九百四十八

素因数分解:

2 2 × 3 1 × 23 1 × 139 1 × 2357 1

素因数の和:2526
約数の個数: 48
約数和(自身を含む): 221840640
約数和(自身を除く): 131416692

約数列:
[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 139, 276, 278, 417, 556, 834, 1668, 2357, 3197, 4714, 6394, 7071, 9428, 9591, 12788, 14142, 19182, 28284, 38364, 54211, 108422, 162633, 216844, 325266, 327623, 650532, 655246, 982869, 1310492, 1965738, 3931476, 7535329, 15070658, 22605987, 30141316, 45211974, 90423948]

約数ペア:
[(1, 90423948), (2, 45211974), (3, 30141316), (4, 22605987), (6, 15070658), (12, 7535329), (23, 3931476), (46, 1965738), (69, 1310492), (92, 982869), (138, 655246), (139, 650532), (276, 327623), (278, 325266), (417, 216844), (556, 162633), (834, 108422), (1668, 54211), (2357, 38364), (3197, 28284), (4714, 19182), (6394, 14142), (7071, 12788), (9428, 9591)]

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