28355619

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 14222301

約数列:

[1, 3, 19, 23, 43, 57, 69, 129, 437, 503, 817, 989, 1311, 1509, 2451, 2967, 9557, 11569, 18791, 21629, 28671, 34707, 56373, 64887, 219811, 410951, 497467, 659433, 1232853, 1492401, 9451873, 28355619]

約数ペア:

[(1, 28355619), (3, 9451873), (19, 1492401), (23, 1232853), (43, 659433), (57, 497467), (69, 410951), (129, 219811), (437, 64887), (503, 56373), (817, 34707), (989, 28671), (1311, 21629), (1509, 18791), (2451, 11569), (2967, 9557)]