28573216

素因数分解:

$2^5\times 7^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 48

約数和(自身を含む): 64713600

約数和(自身を除く): 36140384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 199, 224, 398, 641, 796, 1282, 1393, 1592, 2564, 2786, 3184, 4487, 5128, 5572, 6368, 8974, 10256, 11144, 17948, 20512, 22288, 35896, 44576, 71792, 127559, 143584, 255118, 510236, 892913, 1020472, 1785826, 2040944, 3571652, 4081888, 7143304, 14286608, 28573216]

約数ペア:

[(1, 28573216), (2, 14286608), (4, 7143304), (7, 4081888), (8, 3571652), (14, 2040944), (16, 1785826), (28, 1020472), (32, 892913), (56, 510236), (112, 255118), (199, 143584), (224, 127559), (398, 71792), (641, 44576), (796, 35896), (1282, 22288), (1393, 20512), (1592, 17948), (2564, 11144), (2786, 10256), (3184, 8974), (4487, 6368), (5128, 5572)]