2778019524

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{524947}}^1$

素因数の和:524974

約数の個数: 72

約数和(自身を含む): 8378170080

約数和(自身を除く): 5600150556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 524947, 1049894, 1574841, 2099788, 3149682, 3674629, 4724523, 6299364, 7349258, 9449046, 11023887, 14173569, 14698516, 18898092, 22047774, 25722403, 28347138, 33071661, 44095548, 51444806, 56694276, 66143322, 77167209, 99214983, 102889612, 132286644, 154334418, 198429966, 231501627, 308668836, 396859932, 463003254, 694504881, 926006508, 1389009762, 2778019524]

約数ペア:

[(1, 2778019524), (2, 1389009762), (3, 926006508), (4, 694504881), (6, 463003254), (7, 396859932), (9, 308668836), (12, 231501627), (14, 198429966), (18, 154334418), (21, 132286644), (27, 102889612), (28, 99214983), (36, 77167209), (42, 66143322), (49, 56694276), (54, 51444806), (63, 44095548), (84, 33071661), (98, 28347138), (108, 25722403), (126, 22047774), (147, 18898092), (189, 14698516), (196, 14173569), (252, 11023887), (294, 9449046), (378, 7349258), (441, 6299364), (588, 4724523), (756, 3674629), (882, 3149682), (1323, 2099788), (1764, 1574841), (2646, 1049894), (5292, 524947)]