About the Number

209121472

209121471 ← → 209121473

2進数表記:1100011101101111000011000000

漢数字表記:二億九百十二万千四百七十二

素因数分解:

2 6 × 7 1 × 67 1 × 6967 1

素因数の和:7053
約数の個数: 56
約数和(自身を含む): 481405184
約数和(自身を除く): 272283712

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 134, 224, 268, 448, 469, 536, 938, 1072, 1876, 2144, 3752, 4288, 6967, 7504, 13934, 15008, 27868, 30016, 48769, 55736, 97538, 111472, 195076, 222944, 390152, 445888, 466789, 780304, 933578, 1560608, 1867156, 3121216, 3267523, 3734312, 6535046, 7468624, 13070092, 14937248, 26140184, 29874496, 52280368, 104560736, 209121472]

約数ペア:
[(1, 209121472), (2, 104560736), (4, 52280368), (7, 29874496), (8, 26140184), (14, 14937248), (16, 13070092), (28, 7468624), (32, 6535046), (56, 3734312), (64, 3267523), (67, 3121216), (112, 1867156), (134, 1560608), (224, 933578), (268, 780304), (448, 466789), (469, 445888), (536, 390152), (938, 222944), (1072, 195076), (1876, 111472), (2144, 97538), (3752, 55736), (4288, 48769), (6967, 30016), (7504, 27868), (13934, 15008)]

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