2547207

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 40

約数和(自身を含む): 4268880

約数和(自身を除く): 1721673

約数列:

[1, 3, 9, 13, 27, 39, 41, 59, 81, 117, 123, 177, 351, 369, 531, 533, 767, 1053, 1107, 1593, 1599, 2301, 2419, 3321, 4779, 4797, 6903, 7257, 14391, 20709, 21771, 31447, 43173, 62127, 65313, 94341, 195939, 283023, 849069, 2547207]

約数ペア:

[(1, 2547207), (3, 849069), (9, 283023), (13, 195939), (27, 94341), (39, 65313), (41, 62127), (59, 43173), (81, 31447), (117, 21771), (123, 20709), (177, 14391), (351, 7257), (369, 6903), (531, 4797), (533, 4779), (767, 3321), (1053, 2419), (1107, 2301), (1593, 1599)]