201597565

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{1051}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 263361888

約数和(自身を除く): 61764323

約数列:

[1, 5, 13, 65, 169, 227, 845, 1051, 1135, 2951, 5255, 13663, 14755, 38363, 68315, 177619, 191815, 238577, 888095, 1192885, 3101501, 15507505, 40319513, 201597565]

約数ペア:

[(1, 201597565), (5, 40319513), (13, 15507505), (65, 3101501), (169, 1192885), (227, 888095), (845, 238577), (1051, 191815), (1135, 177619), (2951, 68315), (5255, 38363), (13663, 14755)]