12957028

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1289}}^1$

素因数の和:1659

約数の個数: 24

約数和(自身を含む): 26006400

約数和(自身を除く): 13049372

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1289, 1436, 2513, 2578, 5026, 5156, 9023, 10052, 18046, 36092, 462751, 925502, 1851004, 3239257, 6478514, 12957028]

約数ペア:

[(1, 12957028), (2, 6478514), (4, 3239257), (7, 1851004), (14, 925502), (28, 462751), (359, 36092), (718, 18046), (1289, 10052), (1436, 9023), (2513, 5156), (2578, 5026)]