201640439

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4156

約数の個数: 32

約数和(自身を含む): 276326400

約数和(自身を除く): 74685961

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 343, 539, 637, 1001, 3773, 4111, 4459, 7007, 28777, 45221, 49049, 53443, 201439, 316547, 374101, 587873, 1410073, 2215829, 2618707, 4115111, 15510803, 18330949, 28805777, 201640439]

約数ペア:

[(1, 201640439), (7, 28805777), (11, 18330949), (13, 15510803), (49, 4115111), (77, 2618707), (91, 2215829), (143, 1410073), (343, 587873), (539, 374101), (637, 316547), (1001, 201439), (3773, 53443), (4111, 49049), (4459, 45221), (7007, 28777)]