28744037

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 35020800

約数和(自身を除く): 6276763

約数列:

[1, 7, 31, 49, 127, 149, 217, 889, 1043, 1519, 3937, 4619, 6223, 7301, 18923, 27559, 32333, 132461, 192913, 226331, 586613, 927227, 4106291, 28744037]

約数ペア:

[(1, 28744037), (7, 4106291), (31, 927227), (49, 586613), (127, 226331), (149, 192913), (217, 132461), (889, 32333), (1043, 27559), (1519, 18923), (3937, 7301), (4619, 6223)]