306388287

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{1279}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 453939200

約数和(自身を除く): 147550913

約数列:

[1, 3, 9, 43, 129, 387, 619, 1279, 1857, 3837, 5571, 11511, 26617, 54997, 79851, 164991, 239553, 494973, 791701, 2375103, 7125309, 34043143, 102129429, 306388287]

約数ペア:

[(1, 306388287), (3, 102129429), (9, 34043143), (43, 7125309), (129, 2375103), (387, 791701), (619, 494973), (1279, 239553), (1857, 164991), (3837, 79851), (5571, 54997), (11511, 26617)]