About the Number

425804985

425804984 ← → 425804986

2進数表記:11001011000010100010010111001

漢数字表記:四億二千五百八十万四千九百八十五

素因数分解:

3 3 × 5 1 × 73 1 × 43207 1

素因数の和:43294
約数の個数: 32
約数和(自身を含む): 767374080
約数和(自身を除く): 341569095

約数列:
[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 9855, 43207, 129621, 216035, 388863, 648105, 1166589, 1944315, 3154111, 5832945, 9462333, 15770555, 28386999, 47311665, 85160997, 141934995, 425804985]

約数ペア:
[(1, 425804985), (3, 141934995), (5, 85160997), (9, 47311665), (15, 28386999), (27, 15770555), (45, 9462333), (73, 5832945), (135, 3154111), (219, 1944315), (365, 1166589), (657, 648105), (1095, 388863), (1971, 216035), (3285, 129621), (9855, 43207)]

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