201020427

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{437953}}^1$

素因数の和:437979

約数の個数: 16

約数和(自身を含む): 315326880

約数和(自身を除く): 114306453

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 437953, 1313859, 3941577, 7445201, 11824731, 22335603, 67006809, 201020427]

約数ペア:

[(1, 201020427), (3, 67006809), (9, 22335603), (17, 11824731), (27, 7445201), (51, 3941577), (153, 1313859), (459, 437953)]