About the Number

139790028

139790027 ← → 139790029

2進数表記:1000010101010000011011001100

漢数字表記:一億三千九百七十九万二十八

素因数分解:

2 2 × 3 1 × 7 1 × 821 1 × 2027 1

素因数の和:2862
約数の個数: 48
約数和(自身を含む): 373411584
約数和(自身を除く): 233621556

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 821, 1642, 2027, 2463, 3284, 4054, 4926, 5747, 6081, 8108, 9852, 11494, 12162, 14189, 17241, 22988, 24324, 28378, 34482, 42567, 56756, 68964, 85134, 170268, 1664167, 3328334, 4992501, 6656668, 9985002, 11649169, 19970004, 23298338, 34947507, 46596676, 69895014, 139790028]

約数ペア:
[(1, 139790028), (2, 69895014), (3, 46596676), (4, 34947507), (6, 23298338), (7, 19970004), (12, 11649169), (14, 9985002), (21, 6656668), (28, 4992501), (42, 3328334), (84, 1664167), (821, 170268), (1642, 85134), (2027, 68964), (2463, 56756), (3284, 42567), (4054, 34482), (4926, 28378), (5747, 24324), (6081, 22988), (8108, 17241), (9852, 14189), (11494, 12162)]

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