16986333

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 28542976

約数和(自身を除く): 11556643

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1447, 1677, 3913, 4341, 10129, 11739, 18811, 30387, 56433, 62221, 131677, 186663, 395031, 435547, 808873, 1306641, 2426619, 5662111, 16986333]

約数ペア:

[(1, 16986333), (3, 5662111), (7, 2426619), (13, 1306641), (21, 808873), (39, 435547), (43, 395031), (91, 186663), (129, 131677), (273, 62221), (301, 56433), (559, 30387), (903, 18811), (1447, 11739), (1677, 10129), (3913, 4341)]