742644

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{421}}^1$

素因数の和:445

約数の個数: 54

約数和(自身を含む): 2188914

約数和(自身を除く): 1446270

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 421, 441, 588, 842, 882, 1263, 1684, 1764, 2526, 2947, 3789, 5052, 5894, 7578, 8841, 11788, 15156, 17682, 20629, 26523, 35364, 41258, 53046, 61887, 82516, 106092, 123774, 185661, 247548, 371322, 742644]

約数ペア:

[(1, 742644), (2, 371322), (3, 247548), (4, 185661), (6, 123774), (7, 106092), (9, 82516), (12, 61887), (14, 53046), (18, 41258), (21, 35364), (28, 26523), (36, 20629), (42, 17682), (49, 15156), (63, 11788), (84, 8841), (98, 7578), (126, 5894), (147, 5052), (196, 3789), (252, 2947), (294, 2526), (421, 1764), (441, 1684), (588, 1263), (842, 882)]