201640845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{4789}}^1$

素因数の和:5205

約数の個数: 32

約数和(自身を含む): 369711360

約数和(自身を除く): 168070515

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 401, 1203, 2005, 2807, 4789, 6015, 8421, 14035, 14367, 23945, 33523, 42105, 71835, 100569, 167615, 502845, 1920389, 5761167, 9601945, 13442723, 28805835, 40328169, 67213615, 201640845]

約数ペア:

[(1, 201640845), (3, 67213615), (5, 40328169), (7, 28805835), (15, 13442723), (21, 9601945), (35, 5761167), (105, 1920389), (401, 502845), (1203, 167615), (2005, 100569), (2807, 71835), (4789, 42105), (6015, 33523), (8421, 23945), (14035, 14367)]