About the Number

121388504

121388503 ← → 121388505

2進数表記:111001111000011110111011000

漢数字表記:一億二千百三十八万八千五百四

素因数分解:

2 3 × 107 1 × 109 1 × 1301 1

素因数の和:1523
約数の個数: 32
約数和(自身を含む): 232016400
約数和(自身を除く): 110627896

約数列:
[1, 2, 4, 8, 107, 109, 214, 218, 428, 436, 856, 872, 1301, 2602, 5204, 10408, 11663, 23326, 46652, 93304, 139207, 141809, 278414, 283618, 556828, 567236, 1113656, 1134472, 15173563, 30347126, 60694252, 121388504]

約数ペア:
[(1, 121388504), (2, 60694252), (4, 30347126), (8, 15173563), (107, 1134472), (109, 1113656), (214, 567236), (218, 556828), (428, 283618), (436, 278414), (856, 141809), (872, 139207), (1301, 93304), (2602, 46652), (5204, 23326), (10408, 11663)]

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