1644994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{419}}^1$

素因数の和:585

約数の個数: 16

約数和(自身を含む): 2681280

約数和(自身を除く): 1036286

約数列:

[1, 2, 13, 26, 151, 302, 419, 838, 1963, 3926, 5447, 10894, 63269, 126538, 822497, 1644994]

約数ペア:

[(1, 1644994), (2, 822497), (13, 126538), (26, 63269), (151, 10894), (302, 5447), (419, 3926), (838, 1963)]