28152774

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3881}}^1$

素因数の和:3933

約数の個数: 48

約数和(自身を含む): 67826304

約数和(自身を除く): 39673530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 3881, 7254, 7762, 11643, 23286, 34929, 50453, 69858, 100906, 120311, 151359, 240622, 302718, 360933, 454077, 721866, 908154, 1082799, 1564043, 2165598, 3128086, 4692129, 9384258, 14076387, 28152774]

約数ペア:

[(1, 28152774), (2, 14076387), (3, 9384258), (6, 4692129), (9, 3128086), (13, 2165598), (18, 1564043), (26, 1082799), (31, 908154), (39, 721866), (62, 454077), (78, 360933), (93, 302718), (117, 240622), (186, 151359), (234, 120311), (279, 100906), (403, 69858), (558, 50453), (806, 34929), (1209, 23286), (2418, 11643), (3627, 7762), (3881, 7254)]