54321057

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2161}}^1$

素因数の和:2203

約数の個数: 48

約数和(自身を含む): 98587200

約数和(自身を除く): 44266143

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 2161, 2793, 3591, 6483, 8379, 15127, 19449, 25137, 41059, 45381, 58347, 105889, 123177, 136143, 287413, 317667, 369531, 408429, 862239, 953001, 1108593, 2011891, 2586717, 2859003, 6035673, 7760151, 18107019, 54321057]

約数ペア:

[(1, 54321057), (3, 18107019), (7, 7760151), (9, 6035673), (19, 2859003), (21, 2586717), (27, 2011891), (49, 1108593), (57, 953001), (63, 862239), (133, 408429), (147, 369531), (171, 317667), (189, 287413), (399, 136143), (441, 123177), (513, 105889), (931, 58347), (1197, 45381), (1323, 41059), (2161, 25137), (2793, 19449), (3591, 15127), (6483, 8379)]