About the Number

117907890

117907889 ← → 117907891

2進数表記:111000001110010000110110010

漢数字表記:一億千七百九十万七千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 170881 1

素因数の和:170914
約数の個数: 32
約数和(自身を含む): 295284096
約数和(自身を除く): 177376206

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 170881, 341762, 512643, 854405, 1025286, 1708810, 2563215, 3930263, 5126430, 7860526, 11790789, 19651315, 23581578, 39302630, 58953945, 117907890]

約数ペア:
[(1, 117907890), (2, 58953945), (3, 39302630), (5, 23581578), (6, 19651315), (10, 11790789), (15, 7860526), (23, 5126430), (30, 3930263), (46, 2563215), (69, 1708810), (115, 1025286), (138, 854405), (230, 512643), (345, 341762), (690, 170881)]

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