27909170255

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{17351}}^1$

素因数の和:17647

約数の個数: 32

約数和(自身を含む): 35621296128

約数和(自身を除く): 7712125873

約数列:

[1, 5, 23, 71, 115, 197, 355, 985, 1633, 4531, 8165, 13987, 17351, 22655, 69935, 86755, 321701, 399073, 1231921, 1608505, 1995365, 3418147, 6159605, 17090735, 28334183, 78617381, 141670915, 242688437, 393086905, 1213442185, 5581834051, 27909170255]

約数ペア:

[(1, 27909170255), (5, 5581834051), (23, 1213442185), (71, 393086905), (115, 242688437), (197, 141670915), (355, 78617381), (985, 28334183), (1633, 17090735), (4531, 6159605), (8165, 3418147), (13987, 1995365), (17351, 1608505), (22655, 1231921), (69935, 399073), (86755, 321701)]