249542505

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 460615680

約数和(自身を除く): 211073175

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 67, 135, 141, 201, 235, 335, 423, 587, 603, 705, 1005, 1269, 1761, 1809, 2115, 2935, 3015, 3149, 5283, 6345, 8805, 9045, 9447, 15745, 15849, 26415, 27589, 28341, 39329, 47235, 79245, 82767, 85023, 117987, 137945, 141705, 196645, 248301, 353961, 413835, 425115, 589935, 744903, 1061883, 1241505, 1769805, 1848463, 3724515, 5309415, 5545389, 9242315, 16636167, 27726945, 49908501, 83180835, 249542505]

約数ペア:

[(1, 249542505), (3, 83180835), (5, 49908501), (9, 27726945), (15, 16636167), (27, 9242315), (45, 5545389), (47, 5309415), (67, 3724515), (135, 1848463), (141, 1769805), (201, 1241505), (235, 1061883), (335, 744903), (423, 589935), (587, 425115), (603, 413835), (705, 353961), (1005, 248301), (1269, 196645), (1761, 141705), (1809, 137945), (2115, 117987), (2935, 85023), (3015, 82767), (3149, 79245), (5283, 47235), (6345, 39329), (8805, 28341), (9045, 27589), (9447, 26415), (15745, 15849)]