About the Number

24897990

24897989 ← → 24897991

2進数表記:1011110111110100111000110

漢数字表記:二千四百八十九万七千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 63841 1

素因数の和:63864
約数の個数: 32
約数和(自身を含む): 64352736
約数和(自身を除く): 39454746

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 63841, 127682, 191523, 319205, 383046, 638410, 829933, 957615, 1659866, 1915230, 2489799, 4149665, 4979598, 8299330, 12448995, 24897990]

約数ペア:
[(1, 24897990), (2, 12448995), (3, 8299330), (5, 4979598), (6, 4149665), (10, 2489799), (13, 1915230), (15, 1659866), (26, 957615), (30, 829933), (39, 638410), (65, 383046), (78, 319205), (130, 191523), (195, 127682), (390, 63841)]

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