28747521

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2314

約数の個数: 32

約数和(自身を含む): 47562240

約数和(自身を除く): 18814719

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1419, 2251, 4257, 6753, 12771, 20259, 24761, 60777, 74283, 96793, 222849, 290379, 668547, 871137, 1064723, 2613411, 3194169, 9582507, 28747521]

約数ペア:

[(1, 28747521), (3, 9582507), (9, 3194169), (11, 2613411), (27, 1064723), (33, 871137), (43, 668547), (99, 290379), (129, 222849), (297, 96793), (387, 74283), (473, 60777), (1161, 24761), (1419, 20259), (2251, 12771), (4257, 6753)]