About the Number

138912928

138912927 ← → 138912929

2進数表記:1000010001111010010010100000

漢数字表記:一億三千八百九十一万二千九百二十八

素因数分解:

2 5 × 7 1 × 11 1 × 56377 1

素因数の和:56405
約数の個数: 48
約数和(自身を含む): 340974144
約数和(自身を除く): 202061216

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 56377, 112754, 225508, 394639, 451016, 620147, 789278, 902032, 1240294, 1578556, 1804064, 2480588, 3157112, 4341029, 4961176, 6314224, 8682058, 9922352, 12628448, 17364116, 19844704, 34728232, 69456464, 138912928]

約数ペア:
[(1, 138912928), (2, 69456464), (4, 34728232), (7, 19844704), (8, 17364116), (11, 12628448), (14, 9922352), (16, 8682058), (22, 6314224), (28, 4961176), (32, 4341029), (44, 3157112), (56, 2480588), (77, 1804064), (88, 1578556), (112, 1240294), (154, 902032), (176, 789278), (224, 620147), (308, 451016), (352, 394639), (616, 225508), (1232, 112754), (2464, 56377)]

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