71538038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 129019392

約数和(自身を除く): 57481354

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 169, 271, 286, 338, 542, 781, 923, 1562, 1846, 1859, 2981, 3523, 3718, 5962, 7046, 10153, 11999, 19241, 20306, 23998, 38482, 38753, 45799, 77506, 91598, 131989, 211651, 250133, 263978, 423302, 500266, 503789, 1007578, 2751463, 3251729, 5502926, 6503458, 35769019, 71538038]

約数ペア:

[(1, 71538038), (2, 35769019), (11, 6503458), (13, 5502926), (22, 3251729), (26, 2751463), (71, 1007578), (142, 503789), (143, 500266), (169, 423302), (271, 263978), (286, 250133), (338, 211651), (542, 131989), (781, 91598), (923, 77506), (1562, 45799), (1846, 38753), (1859, 38482), (2981, 23998), (3523, 20306), (3718, 19241), (5962, 11999), (7046, 10153)]