155921276

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{27983}}^1$

素因数の和:28193

約数の個数: 24

約数和(自身を含む): 313420800

約数和(自身を除く): 157499524

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 27983, 55966, 111932, 195881, 391762, 783524, 5568617, 11137234, 22274468, 38980319, 77960638, 155921276]

約数ペア:

[(1, 155921276), (2, 77960638), (4, 38980319), (7, 22274468), (14, 11137234), (28, 5568617), (199, 783524), (398, 391762), (796, 195881), (1393, 111932), (2786, 55966), (5572, 27983)]