28773808

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1291}}^1$

素因数の和:1505

約数の個数: 40

約数和(自身を含む): 64083200

約数和(自身を除く): 35309392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 1291, 1393, 1592, 2582, 2786, 3184, 5164, 5572, 9037, 10328, 11144, 18074, 20656, 22288, 36148, 72296, 144592, 256909, 513818, 1027636, 1798363, 2055272, 3596726, 4110544, 7193452, 14386904, 28773808]

約数ペア:

[(1, 28773808), (2, 14386904), (4, 7193452), (7, 4110544), (8, 3596726), (14, 2055272), (16, 1798363), (28, 1027636), (56, 513818), (112, 256909), (199, 144592), (398, 72296), (796, 36148), (1291, 22288), (1393, 20656), (1592, 18074), (2582, 11144), (2786, 10328), (3184, 9037), (5164, 5572)]