388640455

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{6277}}^1$

素因数の和:6379

約数の個数: 32

約数和(自身を含む): 560499840

約数和(自身を除く): 171859385

約数列:

[1, 5, 7, 29, 35, 61, 145, 203, 305, 427, 1015, 1769, 2135, 6277, 8845, 12383, 31385, 43939, 61915, 182033, 219695, 382897, 910165, 1274231, 1914485, 2680279, 6371155, 11104013, 13401395, 55520065, 77728091, 388640455]

約数ペア:

[(1, 388640455), (5, 77728091), (7, 55520065), (29, 13401395), (35, 11104013), (61, 6371155), (145, 2680279), (203, 1914485), (305, 1274231), (427, 910165), (1015, 382897), (1769, 219695), (2135, 182033), (6277, 61915), (8845, 43939), (12383, 31385)]