201616839

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{23311}}^1$

素因数の和:23379

約数の個数: 18

約数和(自身を含む): 300934608

約数和(自身を除く): 99317769

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 8649, 23311, 69933, 209799, 722641, 2167923, 6503769, 22401871, 67205613, 201616839]

約数ペア:

[(1, 201616839), (3, 67205613), (9, 22401871), (31, 6503769), (93, 2167923), (279, 722641), (961, 209799), (2883, 69933), (8649, 23311)]