71663084

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{457}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 126957600

約数和(自身を除く): 55294516

約数列:

[1, 2, 4, 197, 199, 394, 398, 457, 788, 796, 914, 1828, 39203, 78406, 90029, 90943, 156812, 180058, 181886, 360116, 363772, 17915771, 35831542, 71663084]

約数ペア:

[(1, 71663084), (2, 35831542), (4, 17915771), (197, 363772), (199, 360116), (394, 181886), (398, 180058), (457, 156812), (788, 90943), (796, 90029), (914, 78406), (1828, 39203)]