39938423

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 51010560

約数和(自身を除く): 11072137

約数列:

[1, 7, 17, 29, 71, 119, 163, 203, 493, 497, 1141, 1207, 2059, 2771, 3451, 4727, 8449, 11573, 14413, 19397, 33089, 35003, 80359, 81011, 196741, 245021, 335617, 562513, 1377187, 2349319, 5705489, 39938423]

約数ペア:

[(1, 39938423), (7, 5705489), (17, 2349319), (29, 1377187), (71, 562513), (119, 335617), (163, 245021), (203, 196741), (493, 81011), (497, 80359), (1141, 35003), (1207, 33089), (2059, 19397), (2771, 14413), (3451, 11573), (4727, 8449)]