28142576

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 69424128

約数和(自身を除く): 41281552

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 308, 371, 424, 431, 583, 616, 742, 848, 862, 1166, 1232, 1484, 1724, 2332, 2968, 3017, 3448, 4081, 4664, 4741, 5936, 6034, 6896, 8162, 9328, 9482, 12068, 16324, 18964, 22843, 24136, 32648, 33187, 37928, 45686, 48272, 65296, 66374, 75856, 91372, 132748, 159901, 182744, 251273, 265496, 319802, 365488, 502546, 530992, 639604, 1005092, 1279208, 1758911, 2010184, 2558416, 3517822, 4020368, 7035644, 14071288, 28142576]

約数ペア:

[(1, 28142576), (2, 14071288), (4, 7035644), (7, 4020368), (8, 3517822), (11, 2558416), (14, 2010184), (16, 1758911), (22, 1279208), (28, 1005092), (44, 639604), (53, 530992), (56, 502546), (77, 365488), (88, 319802), (106, 265496), (112, 251273), (154, 182744), (176, 159901), (212, 132748), (308, 91372), (371, 75856), (424, 66374), (431, 65296), (583, 48272), (616, 45686), (742, 37928), (848, 33187), (862, 32648), (1166, 24136), (1232, 22843), (1484, 18964), (1724, 16324), (2332, 12068), (2968, 9482), (3017, 9328), (3448, 8162), (4081, 6896), (4664, 6034), (4741, 5936)]