31504113

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 16879887

約数列:

[1, 3, 9, 27, 41, 123, 149, 191, 369, 447, 573, 1107, 1341, 1719, 4023, 5157, 6109, 7831, 18327, 23493, 28459, 54981, 70479, 85377, 164943, 211437, 256131, 768393, 1166819, 3500457, 10501371, 31504113]

約数ペア:

[(1, 31504113), (3, 10501371), (9, 3500457), (27, 1166819), (41, 768393), (123, 256131), (149, 211437), (191, 164943), (369, 85377), (447, 70479), (573, 54981), (1107, 28459), (1341, 23493), (1719, 18327), (4023, 7831), (5157, 6109)]