About the Number

12012945

12012944 ← → 12012946

2進数表記:101101110100110110010001

漢数字表記:千二百一万二千九百四十五

素因数分解:

3 1 × 5 1 × 7 1 × 191 1 × 599 1

素因数の和:805
約数の個数: 32
約数和(自身を含む): 22118400
約数和(自身を除く): 10105455

約数列:
[1, 3, 5, 7, 15, 21, 35, 105, 191, 573, 599, 955, 1337, 1797, 2865, 2995, 4011, 4193, 6685, 8985, 12579, 20055, 20965, 62895, 114409, 343227, 572045, 800863, 1716135, 2402589, 4004315, 12012945]

約数ペア:
[(1, 12012945), (3, 4004315), (5, 2402589), (7, 1716135), (15, 800863), (21, 572045), (35, 343227), (105, 114409), (191, 62895), (573, 20965), (599, 20055), (955, 12579), (1337, 8985), (1797, 6685), (2865, 4193), (2995, 4011)]

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