28032018

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 66873600

約数和(自身を除く): 38841582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 147, 159, 257, 294, 318, 343, 371, 514, 686, 742, 771, 1029, 1113, 1542, 1799, 2058, 2226, 2597, 3598, 5194, 5397, 7791, 10794, 12593, 13621, 15582, 18179, 25186, 27242, 36358, 37779, 40863, 54537, 75558, 81726, 88151, 95347, 109074, 176302, 190694, 264453, 286041, 528906, 572082, 667429, 1334858, 2002287, 4004574, 4672003, 9344006, 14016009, 28032018]

約数ペア:

[(1, 28032018), (2, 14016009), (3, 9344006), (6, 4672003), (7, 4004574), (14, 2002287), (21, 1334858), (42, 667429), (49, 572082), (53, 528906), (98, 286041), (106, 264453), (147, 190694), (159, 176302), (257, 109074), (294, 95347), (318, 88151), (343, 81726), (371, 75558), (514, 54537), (686, 40863), (742, 37779), (771, 36358), (1029, 27242), (1113, 25186), (1542, 18179), (1799, 15582), (2058, 13621), (2226, 12593), (2597, 10794), (3598, 7791), (5194, 5397)]