203219965

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{8293}}^1$

素因数の和:8353

約数の個数: 24

約数和(自身を含む): 273204360

約数和(自身を除く): 69984395

約数列:

[1, 5, 13, 29, 65, 145, 169, 377, 845, 1885, 4901, 8293, 24505, 41465, 107809, 240497, 539045, 1202485, 1401517, 3126461, 7007585, 15632305, 40643993, 203219965]

約数ペア:

[(1, 203219965), (5, 40643993), (13, 15632305), (29, 7007585), (65, 3126461), (145, 1401517), (169, 1202485), (377, 539045), (845, 240497), (1885, 107809), (4901, 41465), (8293, 24505)]