28157556

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{6841}}^1$

素因数の和:6869

約数の個数: 48

約数和(自身を含む): 76630400

約数和(自身を除く): 48472844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 6841, 13682, 20523, 27364, 41046, 47887, 82092, 95774, 143661, 191548, 287322, 335209, 574644, 670418, 1005627, 1340836, 2011254, 2346463, 4022508, 4692926, 7039389, 9385852, 14078778, 28157556]

約数ペア:

[(1, 28157556), (2, 14078778), (3, 9385852), (4, 7039389), (6, 4692926), (7, 4022508), (12, 2346463), (14, 2011254), (21, 1340836), (28, 1005627), (42, 670418), (49, 574644), (84, 335209), (98, 287322), (147, 191548), (196, 143661), (294, 95774), (343, 82092), (588, 47887), (686, 41046), (1029, 27364), (1372, 20523), (2058, 13682), (4116, 6841)]