28703532

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 80720640

約数和(自身を除く): 52017108

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 43, 44, 52, 66, 78, 86, 129, 132, 143, 156, 172, 258, 286, 389, 429, 473, 516, 559, 572, 778, 858, 946, 1118, 1167, 1419, 1556, 1677, 1716, 1892, 2236, 2334, 2838, 3354, 4279, 4668, 5057, 5676, 6149, 6708, 8558, 10114, 12298, 12837, 15171, 16727, 17116, 18447, 20228, 24596, 25674, 30342, 33454, 36894, 50181, 51348, 55627, 60684, 66908, 73788, 100362, 111254, 166881, 183997, 200724, 217451, 222508, 333762, 367994, 434902, 551991, 652353, 667524, 735988, 869804, 1103982, 1304706, 2207964, 2391961, 2609412, 4783922, 7175883, 9567844, 14351766, 28703532]

約数ペア:

[(1, 28703532), (2, 14351766), (3, 9567844), (4, 7175883), (6, 4783922), (11, 2609412), (12, 2391961), (13, 2207964), (22, 1304706), (26, 1103982), (33, 869804), (39, 735988), (43, 667524), (44, 652353), (52, 551991), (66, 434902), (78, 367994), (86, 333762), (129, 222508), (132, 217451), (143, 200724), (156, 183997), (172, 166881), (258, 111254), (286, 100362), (389, 73788), (429, 66908), (473, 60684), (516, 55627), (559, 51348), (572, 50181), (778, 36894), (858, 33454), (946, 30342), (1118, 25674), (1167, 24596), (1419, 20228), (1556, 18447), (1677, 17116), (1716, 16727), (1892, 15171), (2236, 12837), (2334, 12298), (2838, 10114), (3354, 8558), (4279, 6708), (4668, 6149), (5057, 5676)]