139971272

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{19681}}^1$

素因数の和:19821

約数の個数: 32

約数和(自身を含む): 302315520

約数和(自身を除く): 162344248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 19681, 39362, 78724, 137767, 157448, 275534, 551068, 1102136, 2499487, 4998974, 9997948, 17496409, 19995896, 34992818, 69985636, 139971272]

約数ペア:

[(1, 139971272), (2, 69985636), (4, 34992818), (7, 19995896), (8, 17496409), (14, 9997948), (28, 4998974), (56, 2499487), (127, 1102136), (254, 551068), (508, 275534), (889, 157448), (1016, 137767), (1778, 78724), (3556, 39362), (7112, 19681)]