About the Number

428740401

428740400 ← → 428740402

2進数表記:11001100011100000111100110001

漢数字表記:四億二千八百七十四万四百一

素因数分解:

3 1 × 23 1 × 43 1 × 83 1 × 1741 1

素因数の和:1893
約数の個数: 32
約数和(自身を含む): 618089472
約数和(自身を除く): 189349071

約数列:
[1, 3, 23, 43, 69, 83, 129, 249, 989, 1741, 1909, 2967, 3569, 5223, 5727, 10707, 40043, 74863, 82087, 120129, 144503, 224589, 246261, 433509, 1721849, 3323569, 5165547, 6213629, 9970707, 18640887, 142913467, 428740401]

約数ペア:
[(1, 428740401), (3, 142913467), (23, 18640887), (43, 9970707), (69, 6213629), (83, 5165547), (129, 3323569), (249, 1721849), (989, 433509), (1741, 246261), (1909, 224589), (2967, 144503), (3569, 120129), (5223, 82087), (5727, 74863), (10707, 40043)]

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