6440945

素因数分解:

$5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1304

約数の個数: 16

約数和(自身を含む): 8895360

約数和(自身を除く): 2454415

約数列:

[1, 5, 7, 35, 163, 815, 1129, 1141, 5645, 5705, 7903, 39515, 184027, 920135, 1288189, 6440945]

約数ペア:

[(1, 6440945), (5, 1288189), (7, 920135), (35, 184027), (163, 39515), (815, 7903), (1129, 5705), (1141, 5645)]