About the Number

138908902

138908901 ← → 138908903

2進数表記:1000010001111001010011100110

漢数字表記:一億三千八百九十万八千九百二

素因数分解:

2 1 × 11 1 × 41 1 × 154001 1

素因数の和:154055
約数の個数: 16
約数和(自身を含む): 232851024
約数和(自身を除く): 93942122

約数列:
[1, 2, 11, 22, 41, 82, 451, 902, 154001, 308002, 1694011, 3388022, 6314041, 12628082, 69454451, 138908902]

約数ペア:
[(1, 138908902), (2, 69454451), (11, 12628082), (22, 6314041), (41, 3388022), (82, 1694011), (451, 308002), (902, 154001)]

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