About the Number

129432945

129432944 ← → 129432946

2進数表記:111101101101111110101110001

漢数字表記:一億二千九百四十三万二千九百四十五

素因数分解:

3 1 × 5 1 × 29 1 × 67 1 × 4441 1

素因数の和:4545
約数の個数: 32
約数和(自身を含む): 217480320
約数和(自身を除く): 88047375

約数列:
[1, 3, 5, 15, 29, 67, 87, 145, 201, 335, 435, 1005, 1943, 4441, 5829, 9715, 13323, 22205, 29145, 66615, 128789, 297547, 386367, 643945, 892641, 1487735, 1931835, 4463205, 8628863, 25886589, 43144315, 129432945]

約数ペア:
[(1, 129432945), (3, 43144315), (5, 25886589), (15, 8628863), (29, 4463205), (67, 1931835), (87, 1487735), (145, 892641), (201, 643945), (335, 386367), (435, 297547), (1005, 128789), (1943, 66615), (4441, 29145), (5829, 22205), (9715, 13323)]

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