856554561

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{1669697}}^1$

素因数の和:1669725

約数の個数: 16

約数和(自身を含む): 1335758400

約数和(自身を除く): 479203839

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 1669697, 5009091, 15027273, 31724243, 45081819, 95172729, 285518187, 856554561]

約数ペア:

[(1, 856554561), (3, 285518187), (9, 95172729), (19, 45081819), (27, 31724243), (57, 15027273), (171, 5009091), (513, 1669697)]