389752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 823680

約数和(自身を除く): 433928

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 103, 172, 206, 344, 412, 473, 824, 946, 1133, 1892, 2266, 3784, 4429, 4532, 8858, 9064, 17716, 35432, 48719, 97438, 194876, 389752]

約数ペア:

[(1, 389752), (2, 194876), (4, 97438), (8, 48719), (11, 35432), (22, 17716), (43, 9064), (44, 8858), (86, 4532), (88, 4429), (103, 3784), (172, 2266), (206, 1892), (344, 1133), (412, 946), (473, 824)]