28287266

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 50232960

約数和(自身を除く): 21945694

約数列:

[1, 2, 7, 14, 53, 67, 106, 134, 371, 469, 569, 742, 938, 1138, 3551, 3983, 7102, 7966, 24857, 30157, 38123, 49714, 60314, 76246, 211099, 266861, 422198, 533722, 2020519, 4041038, 14143633, 28287266]

約数ペア:

[(1, 28287266), (2, 14143633), (7, 4041038), (14, 2020519), (53, 533722), (67, 422198), (106, 266861), (134, 211099), (371, 76246), (469, 60314), (569, 49714), (742, 38123), (938, 30157), (1138, 24857), (3551, 7966), (3983, 7102)]