28694718

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 67485600

約数和(自身を除く): 38790882

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 149, 234, 298, 447, 823, 894, 1341, 1646, 1937, 2469, 2682, 3874, 4938, 5811, 7407, 10699, 11622, 14814, 17433, 21398, 32097, 34866, 64194, 96291, 122627, 192582, 245254, 367881, 735762, 1103643, 1594151, 2207286, 3188302, 4782453, 9564906, 14347359, 28694718]

約数ペア:

[(1, 28694718), (2, 14347359), (3, 9564906), (6, 4782453), (9, 3188302), (13, 2207286), (18, 1594151), (26, 1103643), (39, 735762), (78, 367881), (117, 245254), (149, 192582), (234, 122627), (298, 96291), (447, 64194), (823, 34866), (894, 32097), (1341, 21398), (1646, 17433), (1937, 14814), (2469, 11622), (2682, 10699), (3874, 7407), (4938, 5811)]