About the Number

87421128

87421127 ← → 87421129

2進数表記:101001101011111000011001000

漢数字表記:八千七百四十二万千百二十八

素因数分解:

2 3 × 3 1 × 19 1 × 47 1 × 4079 1

素因数の和:4154
約数の個数: 64
約数和(自身を含む): 235008000
約数和(自身を除く): 147586872

約数列:
[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 376, 456, 564, 893, 1128, 1786, 2679, 3572, 4079, 5358, 7144, 8158, 10716, 12237, 16316, 21432, 24474, 32632, 48948, 77501, 97896, 155002, 191713, 232503, 310004, 383426, 465006, 575139, 620008, 766852, 930012, 1150278, 1533704, 1860024, 2300556, 3642547, 4601112, 7285094, 10927641, 14570188, 21855282, 29140376, 43710564, 87421128]

約数ペア:
[(1, 87421128), (2, 43710564), (3, 29140376), (4, 21855282), (6, 14570188), (8, 10927641), (12, 7285094), (19, 4601112), (24, 3642547), (38, 2300556), (47, 1860024), (57, 1533704), (76, 1150278), (94, 930012), (114, 766852), (141, 620008), (152, 575139), (188, 465006), (228, 383426), (282, 310004), (376, 232503), (456, 191713), (564, 155002), (893, 97896), (1128, 77501), (1786, 48948), (2679, 32632), (3572, 24474), (4079, 21432), (5358, 16316), (7144, 12237), (8158, 10716)]

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