26428259

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 6956701

約数列:

[1, 11, 13, 19, 71, 137, 143, 209, 247, 781, 923, 1349, 1507, 1781, 2603, 2717, 9727, 10153, 14839, 17537, 19591, 28633, 33839, 106997, 126451, 184813, 192907, 372229, 1390961, 2032943, 2402569, 26428259]

約数ペア:

[(1, 26428259), (11, 2402569), (13, 2032943), (19, 1390961), (71, 372229), (137, 192907), (143, 184813), (209, 126451), (247, 106997), (781, 33839), (923, 28633), (1349, 19591), (1507, 17537), (1781, 14839), (2603, 10153), (2717, 9727)]