20132531307

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1\times {\mathrm{6701}}^1$

素因数の和:7280

約数の個数: 48

約数和(自身を含む): 33634818048

約数和(自身を除く): 13502286741

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 463, 721, 927, 1389, 2163, 3241, 4167, 6489, 6701, 9723, 20103, 29169, 46907, 47689, 60309, 140721, 143067, 333823, 422163, 429201, 690203, 1001469, 2070609, 3004407, 3102563, 4831421, 6211827, 9307689, 14494263, 21717941, 27923067, 43482789, 65153823, 195461469, 319563989, 958691967, 2236947923, 2876075901, 6710843769, 20132531307]

約数ペア:

[(1, 20132531307), (3, 6710843769), (7, 2876075901), (9, 2236947923), (21, 958691967), (63, 319563989), (103, 195461469), (309, 65153823), (463, 43482789), (721, 27923067), (927, 21717941), (1389, 14494263), (2163, 9307689), (3241, 6211827), (4167, 4831421), (6489, 3102563), (6701, 3004407), (9723, 2070609), (20103, 1001469), (29169, 690203), (46907, 429201), (47689, 422163), (60309, 333823), (140721, 143067)]