645139466

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{1433}}^1\times {\mathrm{9787}}^1$

素因数の和:11245

約数の個数: 16

約数和(自身を含む): 1010591424

約数和(自身を除く): 365451958

約数列:

[1, 2, 23, 46, 1433, 2866, 9787, 19574, 32959, 65918, 225101, 450202, 14024771, 28049542, 322569733, 645139466]

約数ペア:

[(1, 645139466), (2, 322569733), (23, 28049542), (46, 14024771), (1433, 450202), (2866, 225101), (9787, 65918), (19574, 32959)]