61478487

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 109440000

約数和(自身を除く): 47961513

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1499, 1519, 1953, 4497, 4557, 5859, 10493, 13491, 13671, 31479, 40473, 41013, 46469, 73451, 94437, 139407, 220353, 283311, 325283, 418221, 661059, 975849, 1254663, 1983177, 2276981, 2927547, 6830943, 8782641, 20492829, 61478487]

約数ペア:

[(1, 61478487), (3, 20492829), (7, 8782641), (9, 6830943), (21, 2927547), (27, 2276981), (31, 1983177), (49, 1254663), (63, 975849), (93, 661059), (147, 418221), (189, 325283), (217, 283311), (279, 220353), (441, 139407), (651, 94437), (837, 73451), (1323, 46469), (1499, 41013), (1519, 40473), (1953, 31479), (4497, 13671), (4557, 13491), (5859, 10493)]