About the Number

49701390

49701389 ← → 49701391

2進数表記:10111101100110001000001110

漢数字表記:四千九百七十万千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 72031 1

素因数の和:72064
約数の個数: 32
約数和(自身を含む): 124471296
約数和(自身を除く): 74769906

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 72031, 144062, 216093, 360155, 432186, 720310, 1080465, 1656713, 2160930, 3313426, 4970139, 8283565, 9940278, 16567130, 24850695, 49701390]

約数ペア:
[(1, 49701390), (2, 24850695), (3, 16567130), (5, 9940278), (6, 8283565), (10, 4970139), (15, 3313426), (23, 2160930), (30, 1656713), (46, 1080465), (69, 720310), (115, 432186), (138, 360155), (230, 216093), (345, 144062), (690, 72031)]

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