25621329

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 38551680

約数和(自身を除く): 12930351

約数列:

[1, 3, 17, 19, 51, 57, 137, 193, 323, 411, 579, 969, 2329, 2603, 3281, 3667, 6987, 7809, 9843, 11001, 26441, 44251, 62339, 79323, 132753, 187017, 449497, 502379, 1348491, 1507137, 8540443, 25621329]

約数ペア:

[(1, 25621329), (3, 8540443), (17, 1507137), (19, 1348491), (51, 502379), (57, 449497), (137, 187017), (193, 132753), (323, 79323), (411, 62339), (579, 44251), (969, 26441), (2329, 11001), (2603, 9843), (3281, 7809), (3667, 6987)]