6640417

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 7962624

約数和(自身を除く): 1322207

約数列:

[1, 7, 31, 71, 217, 431, 497, 2201, 3017, 13361, 15407, 30601, 93527, 214207, 948631, 6640417]

約数ペア:

[(1, 6640417), (7, 948631), (31, 214207), (71, 93527), (217, 30601), (431, 15407), (497, 13361), (2201, 3017)]