2809965

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 4749696

約数和(自身を除く): 1939731

約数列:

[1, 3, 5, 15, 37, 61, 83, 111, 183, 185, 249, 305, 415, 555, 915, 1245, 2257, 3071, 5063, 6771, 9213, 11285, 15189, 15355, 25315, 33855, 46065, 75945, 187331, 561993, 936655, 2809965]

約数ペア:

[(1, 2809965), (3, 936655), (5, 561993), (15, 187331), (37, 75945), (61, 46065), (83, 33855), (111, 25315), (183, 15355), (185, 15189), (249, 11285), (305, 9213), (415, 6771), (555, 5063), (915, 3071), (1245, 2257)]