28341378

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3907}}^1$

素因数の和:3959

約数の個数: 48

約数和(自身を含む): 68280576

約数和(自身を除く): 39939198

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, 3907, 7254, 7814, 11721, 23442, 35163, 50791, 70326, 101582, 121117, 152373, 242234, 304746, 363351, 457119, 726702, 914238, 1090053, 1574521, 2180106, 3149042, 4723563, 9447126, 14170689, 28341378]

約数ペア:

[(1, 28341378), (2, 14170689), (3, 9447126), (6, 4723563), (9, 3149042), (13, 2180106), (18, 1574521), (26, 1090053), (31, 914238), (39, 726702), (62, 457119), (78, 363351), (93, 304746), (117, 242234), (186, 152373), (234, 121117), (279, 101582), (403, 70326), (558, 50791), (806, 35163), (1209, 23442), (2418, 11721), (3627, 7814), (3907, 7254)]