81217416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21019}}^1$

素因数の和:21058

約数の個数: 64

約数和(自身を含む): 242150400

約数和(自身を除く): 160932984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 21019, 42038, 63057, 84076, 126114, 147133, 168152, 252228, 294266, 441399, 483437, 504456, 588532, 882798, 966874, 1177064, 1450311, 1765596, 1933748, 2900622, 3384059, 3531192, 3867496, 5801244, 6768118, 10152177, 11602488, 13536236, 20304354, 27072472, 40608708, 81217416]

約数ペア:

[(1, 81217416), (2, 40608708), (3, 27072472), (4, 20304354), (6, 13536236), (7, 11602488), (8, 10152177), (12, 6768118), (14, 5801244), (21, 3867496), (23, 3531192), (24, 3384059), (28, 2900622), (42, 1933748), (46, 1765596), (56, 1450311), (69, 1177064), (84, 966874), (92, 882798), (138, 588532), (161, 504456), (168, 483437), (184, 441399), (276, 294266), (322, 252228), (483, 168152), (552, 147133), (644, 126114), (966, 84076), (1288, 63057), (1932, 42038), (3864, 21019)]