1813672

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 3931200

約数和(自身を除く): 2117528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 233, 278, 466, 556, 932, 973, 1112, 1631, 1864, 1946, 3262, 3892, 6524, 7784, 13048, 32387, 64774, 129548, 226709, 259096, 453418, 906836, 1813672]

約数ペア:

[(1, 1813672), (2, 906836), (4, 453418), (7, 259096), (8, 226709), (14, 129548), (28, 64774), (56, 32387), (139, 13048), (233, 7784), (278, 6524), (466, 3892), (556, 3262), (932, 1946), (973, 1864), (1112, 1631)]