1645642439

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{42443}}^1$

素因数の和:42670

約数の個数: 16

約数和(自身を含む): 1955819520

約数和(自身を除く): 310177081

約数列:

[1, 7, 29, 191, 203, 1337, 5539, 38773, 42443, 297101, 1230847, 8106613, 8615929, 56746291, 235091777, 1645642439]

約数ペア:

[(1, 1645642439), (7, 235091777), (29, 56746291), (191, 8615929), (203, 8106613), (1337, 1230847), (5539, 297101), (38773, 42443)]