About the Number

138889709621

138889709620 ← → 138889709622

2進数表記:10000001010110011110001100100000110101

漢数字表記:千三百八十八億八千九百七十万九千六百二十一

素因数分解:

13 1 × 23 1 × 43 1 × 131 1 × 82463 1

素因数の和:82673
約数の個数: 32
約数和(自身を含む): 160927506432
約数和(自身を除く): 22037796811

約数列:
[1, 13, 23, 43, 131, 299, 559, 989, 1703, 3013, 5633, 12857, 39169, 73229, 82463, 129559, 1072019, 1684267, 1896649, 3545909, 10802653, 24656437, 46096817, 81555907, 140434489, 248461019, 464514079, 1060226791, 3229993247, 6038683027, 10683823817, 138889709621]

約数ペア:
[(1, 138889709621), (13, 10683823817), (23, 6038683027), (43, 3229993247), (131, 1060226791), (299, 464514079), (559, 248461019), (989, 140434489), (1703, 81555907), (3013, 46096817), (5633, 24656437), (12857, 10802653), (39169, 3545909), (73229, 1896649), (82463, 1684267), (129559, 1072019)]

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