About the Number

28428270

28428269 ← → 28428271

2進数表記:1101100011100011111101110

漢数字表記:二千八百四十二万八千二百七十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 72893 1

素因数の和:72916
約数の個数: 32
約数和(自身を含む): 73477152
約数和(自身を除く): 45048882

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 72893, 145786, 218679, 364465, 437358, 728930, 947609, 1093395, 1895218, 2186790, 2842827, 4738045, 5685654, 9476090, 14214135, 28428270]

約数ペア:
[(1, 28428270), (2, 14214135), (3, 9476090), (5, 5685654), (6, 4738045), (10, 2842827), (13, 2186790), (15, 1895218), (26, 1093395), (30, 947609), (39, 728930), (65, 437358), (78, 364465), (130, 218679), (195, 145786), (390, 72893)]

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