51858891

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 92933568

約数和(自身を除く): 41074677

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 357, 369, 697, 861, 1071, 1181, 2091, 2583, 3543, 4879, 6273, 8267, 10629, 14637, 20077, 24801, 43911, 48421, 60231, 74403, 140539, 145263, 180693, 338947, 421617, 435789, 823157, 1016841, 1264851, 2469471, 3050523, 5762099, 7408413, 17286297, 51858891]

約数ペア:

[(1, 51858891), (3, 17286297), (7, 7408413), (9, 5762099), (17, 3050523), (21, 2469471), (41, 1264851), (51, 1016841), (63, 823157), (119, 435789), (123, 421617), (153, 338947), (287, 180693), (357, 145263), (369, 140539), (697, 74403), (861, 60231), (1071, 48421), (1181, 43911), (2091, 24801), (2583, 20077), (3543, 14637), (4879, 10629), (6273, 8267)]