15938853

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 26188800

約数和(自身を除く): 10249947

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 929, 2451, 2787, 5719, 6503, 17157, 17651, 19509, 39947, 52953, 119841, 123557, 279629, 370671, 758993, 838887, 2276979, 5312951, 15938853]

約数ペア:

[(1, 15938853), (3, 5312951), (7, 2276979), (19, 838887), (21, 758993), (43, 370671), (57, 279629), (129, 123557), (133, 119841), (301, 52953), (399, 39947), (817, 19509), (903, 17651), (929, 17157), (2451, 6503), (2787, 5719)]