203742909

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 331531200

約数和(自身を除く): 127788291

約数列:

[1, 3, 9, 17, 19, 51, 57, 109, 153, 171, 323, 327, 643, 969, 981, 1853, 1929, 2071, 2907, 5559, 5787, 6213, 10931, 12217, 16677, 18639, 32793, 35207, 36651, 70087, 98379, 105621, 109953, 207689, 210261, 316863, 623067, 630783, 1191479, 1331653, 1869201, 3574437, 3994959, 10723311, 11984877, 22638101, 67914303, 203742909]

約数ペア:

[(1, 203742909), (3, 67914303), (9, 22638101), (17, 11984877), (19, 10723311), (51, 3994959), (57, 3574437), (109, 1869201), (153, 1331653), (171, 1191479), (323, 630783), (327, 623067), (643, 316863), (969, 210261), (981, 207689), (1853, 109953), (1929, 105621), (2071, 98379), (2907, 70087), (5559, 36651), (5787, 35207), (6213, 32793), (10931, 18639), (12217, 16677)]