121356585

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 250114176

約数和(自身を除く): 128757591

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 49, 63, 105, 141, 147, 235, 245, 315, 329, 423, 441, 705, 735, 987, 1171, 1645, 2115, 2205, 2303, 2961, 3513, 4935, 5855, 6909, 8197, 10539, 11515, 14805, 17565, 20727, 24591, 34545, 40985, 52695, 55037, 57379, 73773, 103635, 122955, 165111, 172137, 275185, 286895, 368865, 385259, 495333, 516411, 825555, 860685, 1155777, 1926295, 2476665, 2582055, 2696813, 3467331, 5778885, 8090439, 13484065, 17336655, 24271317, 40452195, 121356585]

約数ペア:

[(1, 121356585), (3, 40452195), (5, 24271317), (7, 17336655), (9, 13484065), (15, 8090439), (21, 5778885), (35, 3467331), (45, 2696813), (47, 2582055), (49, 2476665), (63, 1926295), (105, 1155777), (141, 860685), (147, 825555), (235, 516411), (245, 495333), (315, 385259), (329, 368865), (423, 286895), (441, 275185), (705, 172137), (735, 165111), (987, 122955), (1171, 103635), (1645, 73773), (2115, 57379), (2205, 55037), (2303, 52695), (2961, 40985), (3513, 34545), (4935, 24591), (5855, 20727), (6909, 17565), (8197, 14805), (10539, 11515)]