51538155

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 84167424

約数和(自身を除く): 32629269

約数列:

[1, 3, 5, 15, 107, 163, 197, 321, 489, 535, 591, 815, 985, 1605, 2445, 2955, 17441, 21079, 32111, 52323, 63237, 87205, 96333, 105395, 160555, 261615, 316185, 481665, 3435877, 10307631, 17179385, 51538155]

約数ペア:

[(1, 51538155), (3, 17179385), (5, 10307631), (15, 3435877), (107, 481665), (163, 316185), (197, 261615), (321, 160555), (489, 105395), (535, 96333), (591, 87205), (815, 63237), (985, 52323), (1605, 32111), (2445, 21079), (2955, 17441)]