28587258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2339}}^1$

素因数の和:2451

約数の個数: 48

約数和(自身を含む): 71547840

約数和(自身を除く): 42960582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1746, 2037, 2339, 4074, 4678, 6111, 7017, 12222, 14034, 16373, 21051, 32746, 42102, 49119, 98238, 147357, 226883, 294714, 453766, 680649, 1361298, 1588181, 2041947, 3176362, 4083894, 4764543, 9529086, 14293629, 28587258]

約数ペア:

[(1, 28587258), (2, 14293629), (3, 9529086), (6, 4764543), (7, 4083894), (9, 3176362), (14, 2041947), (18, 1588181), (21, 1361298), (42, 680649), (63, 453766), (97, 294714), (126, 226883), (194, 147357), (291, 98238), (582, 49119), (679, 42102), (873, 32746), (1358, 21051), (1746, 16373), (2037, 14034), (2339, 12222), (4074, 7017), (4678, 6111)]