2553733

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 3383520

約数和(自身を除く): 829787

約数列:

[1, 7, 13, 19, 49, 91, 133, 211, 247, 637, 931, 1477, 1729, 2743, 4009, 10339, 12103, 19201, 28063, 52117, 134407, 196441, 364819, 2553733]

約数ペア:

[(1, 2553733), (7, 364819), (13, 196441), (19, 134407), (49, 52117), (91, 28063), (133, 19201), (211, 12103), (247, 10339), (637, 4009), (931, 2743), (1477, 1729)]