201967101

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3329}}^1$

素因数の和:3455

約数の個数: 40

約数和(自身を含む): 348131520

約数和(自身を除く): 146164419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 567, 749, 963, 2247, 2889, 3329, 6741, 8667, 9987, 20223, 23303, 29961, 60669, 69909, 89883, 209727, 269649, 356203, 629181, 1068609, 1887543, 2493421, 3205827, 7480263, 9617481, 22440789, 28852443, 67322367, 201967101]

約数ペア:

[(1, 201967101), (3, 67322367), (7, 28852443), (9, 22440789), (21, 9617481), (27, 7480263), (63, 3205827), (81, 2493421), (107, 1887543), (189, 1068609), (321, 629181), (567, 356203), (749, 269649), (963, 209727), (2247, 89883), (2889, 69909), (3329, 60669), (6741, 29961), (8667, 23303), (9987, 20223)]