3970863

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:450

約数の個数: 28

約数和(自身を含む): 6426840

約数和(自身を除く): 2455977

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 419, 729, 1053, 1257, 3159, 3771, 5447, 9477, 11313, 16341, 33939, 49023, 101817, 147069, 305451, 441207, 1323621, 3970863]

約数ペア:

[(1, 3970863), (3, 1323621), (9, 441207), (13, 305451), (27, 147069), (39, 101817), (81, 49023), (117, 33939), (243, 16341), (351, 11313), (419, 9477), (729, 5447), (1053, 3771), (1257, 3159)]