25856181

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 40441856

約数和(自身を除く): 14585675

約数列:

[1, 3, 9, 13, 39, 117, 223, 669, 991, 2007, 2899, 2973, 8697, 8919, 12883, 26091, 38649, 115947, 220993, 662979, 1988937, 2872909, 8618727, 25856181]

約数ペア:

[(1, 25856181), (3, 8618727), (9, 2872909), (13, 1988937), (39, 662979), (117, 220993), (223, 115947), (669, 38649), (991, 26091), (2007, 12883), (2899, 8919), (2973, 8697)]