2889998188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{302681}}^1$

素因数の和:302734

約数の個数: 48

約数和(自身を含む): 6508873728

約数和(自身を除く): 3618875540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 302681, 605362, 1210724, 2118767, 3329491, 4237534, 6658982, 8475068, 9383111, 13317964, 18766222, 23306437, 37532444, 46612874, 65681777, 93225748, 103214221, 131363554, 206428442, 262727108, 412856884, 722499547, 1444999094, 2889998188]

約数ペア:

[(1, 2889998188), (2, 1444999094), (4, 722499547), (7, 412856884), (11, 262727108), (14, 206428442), (22, 131363554), (28, 103214221), (31, 93225748), (44, 65681777), (62, 46612874), (77, 37532444), (124, 23306437), (154, 18766222), (217, 13317964), (308, 9383111), (341, 8475068), (434, 6658982), (682, 4237534), (868, 3329491), (1364, 2118767), (2387, 1210724), (4774, 605362), (9548, 302681)]