12804528308

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{20149}}^1$

素因数の和:20289

約数の個数: 72

約数和(自身を含む): 26788780200

約数和(自身を除く): 13984251892

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 101, 121, 143, 202, 242, 286, 404, 484, 572, 1111, 1313, 1573, 2222, 2626, 3146, 4444, 5252, 6292, 12221, 14443, 20149, 24442, 28886, 40298, 48884, 57772, 80596, 158873, 221639, 261937, 317746, 443278, 523874, 635492, 886556, 1047748, 2035049, 2438029, 2881307, 4070098, 4876058, 5762614, 8140196, 9752116, 11525228, 22385539, 26455637, 31694377, 44771078, 52911274, 63388754, 89542156, 105822548, 126777508, 246240929, 291012007, 492481858, 582024014, 984963716, 1164048028, 3201132077, 6402264154, 12804528308]

約数ペア:

[(1, 12804528308), (2, 6402264154), (4, 3201132077), (11, 1164048028), (13, 984963716), (22, 582024014), (26, 492481858), (44, 291012007), (52, 246240929), (101, 126777508), (121, 105822548), (143, 89542156), (202, 63388754), (242, 52911274), (286, 44771078), (404, 31694377), (484, 26455637), (572, 22385539), (1111, 11525228), (1313, 9752116), (1573, 8140196), (2222, 5762614), (2626, 4876058), (3146, 4070098), (4444, 2881307), (5252, 2438029), (6292, 2035049), (12221, 1047748), (14443, 886556), (20149, 635492), (24442, 523874), (28886, 443278), (40298, 317746), (48884, 261937), (57772, 221639), (80596, 158873)]