28317291

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{17911}}^1$

素因数の和:17962

約数の個数: 16

約数和(自身を含む): 41269248

約数和(自身を除く): 12951957

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 17911, 53733, 304487, 555241, 913461, 1665723, 9439097, 28317291]

約数ペア:

[(1, 28317291), (3, 9439097), (17, 1665723), (31, 913461), (51, 555241), (93, 304487), (527, 53733), (1581, 17911)]