203835385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101159}}^1$

素因数の和:101208

約数の個数: 16

約数和(自身を含む): 271918080

約数和(自身を除く): 68082695

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 101159, 505795, 1315067, 3135929, 6575335, 15679645, 40767077, 203835385]

約数ペア:

[(1, 203835385), (5, 40767077), (13, 15679645), (31, 6575335), (65, 3135929), (155, 1315067), (403, 505795), (2015, 101159)]