2647242

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 6420960

約数和(自身を除く): 3773718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 419, 486, 702, 838, 1053, 1257, 2106, 2514, 3159, 3771, 5447, 6318, 7542, 10894, 11313, 16341, 22626, 32682, 33939, 49023, 67878, 98046, 101817, 147069, 203634, 294138, 441207, 882414, 1323621, 2647242]

約数ペア:

[(1, 2647242), (2, 1323621), (3, 882414), (6, 441207), (9, 294138), (13, 203634), (18, 147069), (26, 101817), (27, 98046), (39, 67878), (54, 49023), (78, 33939), (81, 32682), (117, 22626), (162, 16341), (234, 11313), (243, 10894), (351, 7542), (419, 6318), (486, 5447), (702, 3771), (838, 3159), (1053, 2514), (1257, 2106)]