28173691

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3919}}^1$

素因数の和:4018

約数の個数: 16

約数和(自身を含む): 35123200

約数和(自身を除く): 6949509

約数列:

[1, 7, 13, 79, 91, 553, 1027, 3919, 7189, 27433, 50947, 309601, 356629, 2167207, 4024813, 28173691]

約数ペア:

[(1, 28173691), (7, 4024813), (13, 2167207), (79, 356629), (91, 309601), (553, 50947), (1027, 27433), (3919, 7189)]