17815665021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{373}}^1\times {\mathrm{18797}}^1$

素因数の和:19202

約数の個数: 48

約数和(自身を含む): 29921603712

約数和(自身を除く): 12105938691

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 373, 847, 1119, 2541, 2611, 4103, 7833, 12309, 18797, 28721, 45133, 56391, 86163, 131579, 135399, 206767, 315931, 394737, 620301, 947793, 1447369, 2274437, 4342107, 6823311, 7011281, 15921059, 21033843, 47763177, 49078967, 77124091, 147236901, 231372273, 539868637, 848365001, 1619605911, 2545095003, 5938555007, 17815665021]

約数ペア:

[(1, 17815665021), (3, 5938555007), (7, 2545095003), (11, 1619605911), (21, 848365001), (33, 539868637), (77, 231372273), (121, 147236901), (231, 77124091), (363, 49078967), (373, 47763177), (847, 21033843), (1119, 15921059), (2541, 7011281), (2611, 6823311), (4103, 4342107), (7833, 2274437), (12309, 1447369), (18797, 947793), (28721, 620301), (45133, 394737), (56391, 315931), (86163, 206767), (131579, 135399)]