440400254

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{240131}}^1$

素因数の和:240271

約数の個数: 16

約数和(自身を含む): 760738176

約数和(自身を除く): 320337922

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 240131, 480262, 1680917, 3361834, 31457161, 62914322, 220200127, 440400254]

約数ペア:

[(1, 440400254), (2, 220200127), (7, 62914322), (14, 31457161), (131, 3361834), (262, 1680917), (917, 480262), (1834, 240131)]