2542449

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 4264960

約数和(自身を除く): 1722511

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 139, 201, 273, 417, 469, 871, 973, 1407, 1807, 2613, 2919, 5421, 6097, 9313, 12649, 18291, 27939, 37947, 65191, 121069, 195573, 363207, 847483, 2542449]

約数ペア:

[(1, 2542449), (3, 847483), (7, 363207), (13, 195573), (21, 121069), (39, 65191), (67, 37947), (91, 27939), (139, 18291), (201, 12649), (273, 9313), (417, 6097), (469, 5421), (871, 2919), (973, 2613), (1407, 1807)]