261572804

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{921031}}^1$

素因数の和:921106

約数の個数: 12

約数和(自身を含む): 464200128

約数和(自身を除く): 202627324

約数列:

[1, 2, 4, 71, 142, 284, 921031, 1842062, 3684124, 65393201, 130786402, 261572804]

約数ペア:

[(1, 261572804), (2, 130786402), (4, 65393201), (71, 3684124), (142, 1842062), (284, 921031)]