39849957

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 68290560

約数和(自身を除く): 28440603

約数列:

[1, 3, 7, 9, 21, 59, 63, 71, 151, 177, 213, 413, 453, 497, 531, 639, 1057, 1239, 1359, 1491, 3171, 3717, 4189, 4473, 8909, 9513, 10721, 12567, 26727, 29323, 32163, 37701, 62363, 75047, 80181, 87969, 96489, 187089, 225141, 263907, 561267, 632539, 675423, 1897617, 4427773, 5692851, 13283319, 39849957]

約数ペア:

[(1, 39849957), (3, 13283319), (7, 5692851), (9, 4427773), (21, 1897617), (59, 675423), (63, 632539), (71, 561267), (151, 263907), (177, 225141), (213, 187089), (413, 96489), (453, 87969), (497, 80181), (531, 75047), (639, 62363), (1057, 37701), (1239, 32163), (1359, 29323), (1491, 26727), (3171, 12567), (3717, 10721), (4189, 9513), (4473, 8909)]