181297144

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{23291}}^1$

素因数の和:23443

約数の個数: 32

約数和(自身を含む): 391305600

約数和(自身を除く): 210008456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 23291, 46582, 93164, 163037, 186328, 326074, 652148, 1304296, 3237449, 6474898, 12949796, 22662143, 25899592, 45324286, 90648572, 181297144]

約数ペア:

[(1, 181297144), (2, 90648572), (4, 45324286), (7, 25899592), (8, 22662143), (14, 12949796), (28, 6474898), (56, 3237449), (139, 1304296), (278, 652148), (556, 326074), (973, 186328), (1112, 163037), (1946, 93164), (3892, 46582), (7784, 23291)]