About the Number

129121104

129121103 ← → 129121105

2進数表記:111101100100011101101010000

漢数字表記:一億二千九百十二万千百四

素因数分解:

2 4 × 3 1 × 7 1 × 384289 1

素因数の和:384307
約数の個数: 40
約数和(自身を含む): 381215680
約数和(自身を除く): 252094576

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 384289, 768578, 1152867, 1537156, 2305734, 2690023, 3074312, 4611468, 5380046, 6148624, 8070069, 9222936, 10760092, 16140138, 18445872, 21520184, 32280276, 43040368, 64560552, 129121104]

約数ペア:
[(1, 129121104), (2, 64560552), (3, 43040368), (4, 32280276), (6, 21520184), (7, 18445872), (8, 16140138), (12, 10760092), (14, 9222936), (16, 8070069), (21, 6148624), (24, 5380046), (28, 4611468), (42, 3074312), (48, 2690023), (56, 2305734), (84, 1537156), (112, 1152867), (168, 768578), (336, 384289)]

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