25071279

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 36875520

約数和(自身を除く): 11804241

約数列:

[1, 3, 19, 43, 53, 57, 129, 159, 193, 579, 817, 1007, 2279, 2451, 3021, 3667, 6837, 8299, 10229, 11001, 24897, 30687, 43301, 129903, 157681, 194351, 439847, 473043, 583053, 1319541, 8357093, 25071279]

約数ペア:

[(1, 25071279), (3, 8357093), (19, 1319541), (43, 583053), (53, 473043), (57, 439847), (129, 194351), (159, 157681), (193, 129903), (579, 43301), (817, 30687), (1007, 24897), (2279, 11001), (2451, 10229), (3021, 8299), (3667, 6837)]