215299527

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 308385792

約数和(自身を除く): 93086265

約数列:

[1, 3, 23, 47, 69, 141, 197, 337, 591, 1011, 1081, 3243, 4531, 7751, 9259, 13593, 15839, 23253, 27777, 47517, 66389, 199167, 212957, 364297, 638871, 1092891, 1526947, 3120283, 4580841, 9360849, 71766509, 215299527]

約数ペア:

[(1, 215299527), (3, 71766509), (23, 9360849), (47, 4580841), (69, 3120283), (141, 1526947), (197, 1092891), (337, 638871), (591, 364297), (1011, 212957), (1081, 199167), (3243, 66389), (4531, 47517), (7751, 27777), (9259, 23253), (13593, 15839)]