65704228

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 116424000

約数和(自身を除く): 50719772

約数列:

[1, 2, 4, 197, 199, 394, 398, 419, 788, 796, 838, 1676, 39203, 78406, 82543, 83381, 156812, 165086, 166762, 330172, 333524, 16426057, 32852114, 65704228]

約数ペア:

[(1, 65704228), (2, 32852114), (4, 16426057), (197, 333524), (199, 330172), (394, 166762), (398, 165086), (419, 156812), (788, 83381), (796, 82543), (838, 78406), (1676, 39203)]