About the Number

121988493

121988492 ← → 121988494

2進数表記:111010001010110010110001101

漢数字表記:一億二千百九十八万八千四百九十三

素因数分解:

3 2 × 11 1 × 19 1 × 64853 1

素因数の和:64889
約数の個数: 24
約数和(自身を含む): 202344480
約数和(自身を除く): 80355987

約数列:
[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 64853, 194559, 583677, 713383, 1232207, 2140149, 3696621, 6420447, 11089863, 13554277, 40662831, 121988493]

約数ペア:
[(1, 121988493), (3, 40662831), (9, 13554277), (11, 11089863), (19, 6420447), (33, 3696621), (57, 2140149), (99, 1232207), (171, 713383), (209, 583677), (627, 194559), (1881, 64853)]

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