2725065

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 5556096

約数和(自身を除く): 2831031

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 211, 287, 315, 369, 615, 633, 861, 1055, 1435, 1477, 1845, 1899, 2583, 3165, 4305, 4431, 7385, 8651, 9495, 12915, 13293, 22155, 25953, 43255, 60557, 66465, 77859, 129765, 181671, 302785, 389295, 545013, 908355, 2725065]

約数ペア:

[(1, 2725065), (3, 908355), (5, 545013), (7, 389295), (9, 302785), (15, 181671), (21, 129765), (35, 77859), (41, 66465), (45, 60557), (63, 43255), (105, 25953), (123, 22155), (205, 13293), (211, 12915), (287, 9495), (315, 8651), (369, 7385), (615, 4431), (633, 4305), (861, 3165), (1055, 2583), (1435, 1899), (1477, 1845)]