127728939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4099}}^1$

素因数の和:4179

約数の個数: 32

約数和(自身を含む): 198374400

約数和(自身を除く): 70645461

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1833, 2397, 4099, 10387, 12297, 31161, 53287, 69683, 159861, 192653, 209049, 577959, 905879, 2504489, 2717637, 3275101, 7513467, 9825303, 42576313, 127728939]

約数ペア:

[(1, 127728939), (3, 42576313), (13, 9825303), (17, 7513467), (39, 3275101), (47, 2717637), (51, 2504489), (141, 905879), (221, 577959), (611, 209049), (663, 192653), (799, 159861), (1833, 69683), (2397, 53287), (4099, 31161), (10387, 12297)]