438256

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 60

約数和(自身を含む): 1088472

約数和(自身を除く): 650216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 49, 52, 56, 86, 91, 98, 104, 112, 172, 182, 196, 208, 301, 344, 364, 392, 559, 602, 637, 688, 728, 784, 1118, 1204, 1274, 1456, 2107, 2236, 2408, 2548, 3913, 4214, 4472, 4816, 5096, 7826, 8428, 8944, 10192, 15652, 16856, 27391, 31304, 33712, 54782, 62608, 109564, 219128, 438256]

約数ペア:

[(1, 438256), (2, 219128), (4, 109564), (7, 62608), (8, 54782), (13, 33712), (14, 31304), (16, 27391), (26, 16856), (28, 15652), (43, 10192), (49, 8944), (52, 8428), (56, 7826), (86, 5096), (91, 4816), (98, 4472), (104, 4214), (112, 3913), (172, 2548), (182, 2408), (196, 2236), (208, 2107), (301, 1456), (344, 1274), (364, 1204), (392, 1118), (559, 784), (602, 728), (637, 688)]