28413546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 67952640

約数和(自身を除く): 39539094

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 139, 157, 186, 217, 278, 314, 417, 434, 471, 651, 834, 942, 973, 1099, 1302, 1946, 2198, 2919, 3297, 4309, 4867, 5838, 6594, 8618, 9734, 12927, 14601, 21823, 25854, 29202, 30163, 34069, 43646, 60326, 65469, 68138, 90489, 102207, 130938, 152761, 180978, 204414, 305522, 458283, 676513, 916566, 1353026, 2029539, 4059078, 4735591, 9471182, 14206773, 28413546]

約数ペア:

[(1, 28413546), (2, 14206773), (3, 9471182), (6, 4735591), (7, 4059078), (14, 2029539), (21, 1353026), (31, 916566), (42, 676513), (62, 458283), (93, 305522), (139, 204414), (157, 180978), (186, 152761), (217, 130938), (278, 102207), (314, 90489), (417, 68138), (434, 65469), (471, 60326), (651, 43646), (834, 34069), (942, 30163), (973, 29202), (1099, 25854), (1302, 21823), (1946, 14601), (2198, 12927), (2919, 9734), (3297, 8618), (4309, 6594), (4867, 5838)]