243667879

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{65309}}^1$

素因数の和:65370

約数の個数: 16

約数和(自身を含む): 307218240

約数和(自身を除く): 63550361

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 65309, 457163, 849017, 2677669, 5943119, 18743683, 34809697, 243667879]

約数ペア:

[(1, 243667879), (7, 34809697), (13, 18743683), (41, 5943119), (91, 2677669), (287, 849017), (533, 457163), (3731, 65309)]