1956981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 2987040

約数和(自身を除く): 1030059

約数列:

[1, 3, 13, 19, 39, 57, 139, 247, 361, 417, 741, 1083, 1807, 2641, 4693, 5421, 7923, 14079, 34333, 50179, 102999, 150537, 652327, 1956981]

約数ペア:

[(1, 1956981), (3, 652327), (13, 150537), (19, 102999), (39, 50179), (57, 34333), (139, 14079), (247, 7923), (361, 5421), (417, 4693), (741, 2641), (1083, 1807)]