81589382

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{306727}}^1$

素因数の和:306755

約数の個数: 16

約数和(自身を含む): 147229440

約数和(自身を除く): 65640058

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 306727, 613454, 2147089, 4294178, 5827813, 11655626, 40794691, 81589382]

約数ペア:

[(1, 81589382), (2, 40794691), (7, 11655626), (14, 5827813), (19, 4294178), (38, 2147089), (133, 613454), (266, 306727)]