51387966

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{19421}}^1$

素因数の和:19446

約数の個数: 48

約数和(自身を含む): 132846480

約数和(自身を除く): 81458514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 19421, 38842, 58263, 116526, 135947, 174789, 271894, 349578, 407841, 524367, 815682, 951629, 1048734, 1223523, 1903258, 2447046, 2854887, 3670569, 5709774, 7341138, 8564661, 17129322, 25693983, 51387966]

約数ペア:

[(1, 51387966), (2, 25693983), (3, 17129322), (6, 8564661), (7, 7341138), (9, 5709774), (14, 3670569), (18, 2854887), (21, 2447046), (27, 1903258), (42, 1223523), (49, 1048734), (54, 951629), (63, 815682), (98, 524367), (126, 407841), (147, 349578), (189, 271894), (294, 174789), (378, 135947), (441, 116526), (882, 58263), (1323, 38842), (2646, 19421)]