30990616

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{90089}}^1$

素因数の和:90138

約数の個数: 16

約数和(自身を含む): 59459400

約数和(自身を除く): 28468784

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 90089, 180178, 360356, 720712, 3873827, 7747654, 15495308, 30990616]

約数ペア:

[(1, 30990616), (2, 15495308), (4, 7747654), (8, 3873827), (43, 720712), (86, 360356), (172, 180178), (344, 90089)]