25978403

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 5540317

約数列:

[1, 11, 29, 31, 37, 71, 319, 341, 407, 781, 899, 1073, 1147, 2059, 2201, 2627, 9889, 11803, 12617, 22649, 24211, 28897, 33263, 63829, 76183, 81437, 365893, 702119, 838013, 895807, 2361673, 25978403]

約数ペア:

[(1, 25978403), (11, 2361673), (29, 895807), (31, 838013), (37, 702119), (71, 365893), (319, 81437), (341, 76183), (407, 63829), (781, 33263), (899, 28897), (1073, 24211), (1147, 22649), (2059, 12617), (2201, 11803), (2627, 9889)]