2887489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:248

約数の個数: 16

約数和(自身を含む): 3348864

約数和(自身を除く): 461375

約数列:

[1, 11, 23, 101, 113, 253, 1111, 1243, 2323, 2599, 11413, 25553, 28589, 125543, 262499, 2887489]

約数ペア:

[(1, 2887489), (11, 262499), (23, 125543), (101, 28589), (113, 25553), (253, 11413), (1111, 2599), (1243, 2323)]