200928981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 310754880

約数和(自身を除く): 109825899

約数列:

[1, 3, 11, 33, 37, 43, 89, 111, 129, 267, 407, 473, 979, 1221, 1419, 1591, 1849, 2937, 3293, 3827, 4773, 5547, 9879, 11481, 17501, 20339, 36223, 42097, 52503, 61017, 68413, 108669, 126291, 141599, 164561, 205239, 424797, 493683, 752543, 1557589, 1810171, 2257629, 4672767, 5430513, 6088757, 18266271, 66976327, 200928981]

約数ペア:

[(1, 200928981), (3, 66976327), (11, 18266271), (33, 6088757), (37, 5430513), (43, 4672767), (89, 2257629), (111, 1810171), (129, 1557589), (267, 752543), (407, 493683), (473, 424797), (979, 205239), (1221, 164561), (1419, 141599), (1591, 126291), (1849, 108669), (2937, 68413), (3293, 61017), (3827, 52503), (4773, 42097), (5547, 36223), (9879, 20339), (11481, 17501)]