2658075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 5166336

約数和(自身を除く): 2508261

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 83, 105, 175, 183, 249, 305, 415, 427, 525, 581, 915, 1245, 1281, 1525, 1743, 2075, 2135, 2905, 4575, 5063, 6225, 6405, 8715, 10675, 14525, 15189, 25315, 32025, 35441, 43575, 75945, 106323, 126575, 177205, 379725, 531615, 886025, 2658075]

約数ペア:

[(1, 2658075), (3, 886025), (5, 531615), (7, 379725), (15, 177205), (21, 126575), (25, 106323), (35, 75945), (61, 43575), (75, 35441), (83, 32025), (105, 25315), (175, 15189), (183, 14525), (249, 10675), (305, 8715), (415, 6405), (427, 6225), (525, 5063), (581, 4575), (915, 2905), (1245, 2135), (1281, 2075), (1525, 1743)]