28632561

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 41499648

約数和(自身を除く): 12867087

約数列:

[1, 3, 31, 37, 53, 93, 111, 157, 159, 471, 1147, 1643, 1961, 3441, 4867, 4929, 5809, 5883, 8321, 14601, 17427, 24963, 60791, 180079, 182373, 257951, 307877, 540237, 773853, 923631, 9544187, 28632561]

約数ペア:

[(1, 28632561), (3, 9544187), (31, 923631), (37, 773853), (53, 540237), (93, 307877), (111, 257951), (157, 182373), (159, 180079), (471, 60791), (1147, 24963), (1643, 17427), (1961, 14601), (3441, 8321), (4867, 5883), (4929, 5809)]