2549365

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 3794688

約数和(自身を除く): 1245323

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 431, 455, 845, 1183, 2155, 3017, 5603, 5915, 15085, 28015, 39221, 72839, 196105, 364195, 509873, 2549365]

約数ペア:

[(1, 2549365), (5, 509873), (7, 364195), (13, 196105), (35, 72839), (65, 39221), (91, 28015), (169, 15085), (431, 5915), (455, 5603), (845, 3017), (1183, 2155)]