28267316

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1873}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 62966400

約数和(自身を除く): 34699084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 1873, 2156, 3746, 3773, 7492, 7546, 13111, 15092, 20603, 26222, 41206, 52444, 82412, 91777, 144221, 183554, 288442, 367108, 576884, 642439, 1009547, 1284878, 2019094, 2569756, 4038188, 7066829, 14133658, 28267316]

約数ペア:

[(1, 28267316), (2, 14133658), (4, 7066829), (7, 4038188), (11, 2569756), (14, 2019094), (22, 1284878), (28, 1009547), (44, 642439), (49, 576884), (77, 367108), (98, 288442), (154, 183554), (196, 144221), (308, 91777), (343, 82412), (539, 52444), (686, 41206), (1078, 26222), (1372, 20603), (1873, 15092), (2156, 13111), (3746, 7546), (3773, 7492)]