2874879

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 48

約数和(自身を含む): 5171040

約数和(自身を除く): 2296161

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 53, 63, 123, 147, 159, 189, 287, 369, 371, 441, 477, 861, 1107, 1113, 1323, 1431, 2009, 2173, 2583, 2597, 3339, 6027, 6519, 7749, 7791, 10017, 15211, 18081, 19557, 23373, 45633, 54243, 58671, 70119, 106477, 136899, 319431, 410697, 958293, 2874879]

約数ペア:

[(1, 2874879), (3, 958293), (7, 410697), (9, 319431), (21, 136899), (27, 106477), (41, 70119), (49, 58671), (53, 54243), (63, 45633), (123, 23373), (147, 19557), (159, 18081), (189, 15211), (287, 10017), (369, 7791), (371, 7749), (441, 6519), (477, 6027), (861, 3339), (1107, 2597), (1113, 2583), (1323, 2173), (1431, 2009)]