211673084

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{243863}}^1$

素因数の和:243905

約数の個数: 24

約数和(自身を含む): 437004288

約数和(自身を除く): 225331204

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 243863, 487726, 975452, 1707041, 3414082, 6828164, 7559753, 15119506, 30239012, 52918271, 105836542, 211673084]

約数ペア:

[(1, 211673084), (2, 105836542), (4, 52918271), (7, 30239012), (14, 15119506), (28, 7559753), (31, 6828164), (62, 3414082), (124, 1707041), (217, 975452), (434, 487726), (868, 243863)]