278880456903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4201}}^1\times {\mathrm{30271}}^1$

素因数の和:34535

約数の個数: 32

約数和(自身を含む): 402978926592

約数和(自身を除く): 124098469689

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 4201, 12603, 30271, 71417, 90813, 180643, 214251, 514607, 541929, 1301653, 1543821, 3070931, 3904959, 9212793, 22128101, 66384303, 127168471, 381505413, 2161864007, 5468244253, 6485592021, 16404732759, 92960152301, 278880456903]

約数ペア:

[(1, 278880456903), (3, 92960152301), (17, 16404732759), (43, 6485592021), (51, 5468244253), (129, 2161864007), (731, 381505413), (2193, 127168471), (4201, 66384303), (12603, 22128101), (30271, 9212793), (71417, 3904959), (90813, 3070931), (180643, 1543821), (214251, 1301653), (514607, 541929)]