2771289

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 4324320

約数和(自身を除く): 1553031

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 307, 531, 921, 1003, 2763, 3009, 5219, 9027, 15657, 18113, 46971, 54339, 163017, 307921, 923763, 2771289]

約数ペア:

[(1, 2771289), (3, 923763), (9, 307921), (17, 163017), (51, 54339), (59, 46971), (153, 18113), (177, 15657), (307, 9027), (531, 5219), (921, 3009), (1003, 2763)]