49240989

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 88391680

約数和(自身を除く): 39150691

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 1197, 1327, 1767, 1953, 3981, 4123, 5301, 9289, 11943, 12369, 25213, 27867, 37107, 41137, 75639, 83601, 123411, 176491, 226917, 287959, 370233, 529473, 781603, 863877, 1588419, 2344809, 2591631, 5471221, 7034427, 16413663, 49240989]

約数ペア:

[(1, 49240989), (3, 16413663), (7, 7034427), (9, 5471221), (19, 2591631), (21, 2344809), (31, 1588419), (57, 863877), (63, 781603), (93, 529473), (133, 370233), (171, 287959), (217, 226917), (279, 176491), (399, 123411), (589, 83601), (651, 75639), (1197, 41137), (1327, 37107), (1767, 27867), (1953, 25213), (3981, 12369), (4123, 11943), (5301, 9289)]