556556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 1317120

約数和(自身を除く): 760564

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 139, 143, 154, 182, 278, 286, 308, 364, 556, 572, 973, 1001, 1529, 1807, 1946, 2002, 3058, 3614, 3892, 4004, 6116, 7228, 10703, 12649, 19877, 21406, 25298, 39754, 42812, 50596, 79508, 139139, 278278, 556556]

約数ペア:

[(1, 556556), (2, 278278), (4, 139139), (7, 79508), (11, 50596), (13, 42812), (14, 39754), (22, 25298), (26, 21406), (28, 19877), (44, 12649), (52, 10703), (77, 7228), (91, 6116), (139, 4004), (143, 3892), (154, 3614), (182, 3058), (278, 2002), (286, 1946), (308, 1807), (364, 1529), (556, 1001), (572, 973)]