About the Number

109897984

109897983 ← → 109897985

2進数表記:110100011001110100100000000

漢数字表記:一億九百八十九万七千九百八十四

素因数分解:

2 8 × 7 2 × 8761 1

素因数の和:8791
約数の個数: 54
約数和(自身を含む): 255210774
約数和(自身を除く): 145312790

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 8761, 12544, 17522, 35044, 61327, 70088, 122654, 140176, 245308, 280352, 429289, 490616, 560704, 858578, 981232, 1121408, 1717156, 1962464, 2242816, 3434312, 3924928, 6868624, 7849856, 13737248, 15699712, 27474496, 54948992, 109897984]

約数ペア:
[(1, 109897984), (2, 54948992), (4, 27474496), (7, 15699712), (8, 13737248), (14, 7849856), (16, 6868624), (28, 3924928), (32, 3434312), (49, 2242816), (56, 1962464), (64, 1717156), (98, 1121408), (112, 981232), (128, 858578), (196, 560704), (224, 490616), (256, 429289), (392, 280352), (448, 245308), (784, 140176), (896, 122654), (1568, 70088), (1792, 61327), (3136, 35044), (6272, 17522), (8761, 12544)]

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