About the Number

12817090

12817089 ← → 12817091

2進数表記:110000111001001011000010

漢数字表記:千二百八十一万七千九十

素因数分解:

2 1 × 5 1 × 11 1 × 13 1 × 8963 1

素因数の和:8994
約数の個数: 32
約数和(自身を含む): 27107136
約数和(自身を除く): 14290046

約数列:
[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 8963, 17926, 44815, 89630, 98593, 116519, 197186, 233038, 492965, 582595, 985930, 1165190, 1281709, 2563418, 6408545, 12817090]

約数ペア:
[(1, 12817090), (2, 6408545), (5, 2563418), (10, 1281709), (11, 1165190), (13, 985930), (22, 582595), (26, 492965), (55, 233038), (65, 197186), (110, 116519), (130, 98593), (143, 89630), (286, 44815), (715, 17926), (1430, 8963)]

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