28767438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{997}}^1$

素因数の和:1241

約数の個数: 48

約数和(自身を含む): 71616480

約数和(自身を除く): 42849042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 229, 458, 687, 997, 1374, 1603, 1994, 2061, 2991, 3206, 4122, 4809, 5982, 6979, 8973, 9618, 13958, 14427, 17946, 20937, 28854, 41874, 62811, 125622, 228313, 456626, 684939, 1369878, 1598191, 2054817, 3196382, 4109634, 4794573, 9589146, 14383719, 28767438]

約数ペア:

[(1, 28767438), (2, 14383719), (3, 9589146), (6, 4794573), (7, 4109634), (9, 3196382), (14, 2054817), (18, 1598191), (21, 1369878), (42, 684939), (63, 456626), (126, 228313), (229, 125622), (458, 62811), (687, 41874), (997, 28854), (1374, 20937), (1603, 17946), (1994, 14427), (2061, 13958), (2991, 9618), (3206, 8973), (4122, 6979), (4809, 5982)]