4390815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 8709120

約数和(自身を除く): 4318305

約数列:

[1, 3, 5, 11, 13, 15, 23, 33, 39, 55, 65, 69, 89, 115, 143, 165, 195, 253, 267, 299, 345, 429, 445, 715, 759, 897, 979, 1157, 1265, 1335, 1495, 2047, 2145, 2937, 3289, 3471, 3795, 4485, 4895, 5785, 6141, 9867, 10235, 12727, 14685, 16445, 17355, 22517, 26611, 30705, 38181, 49335, 63635, 67551, 79833, 112585, 133055, 190905, 292721, 337755, 399165, 878163, 1463605, 4390815]

約数ペア:

[(1, 4390815), (3, 1463605), (5, 878163), (11, 399165), (13, 337755), (15, 292721), (23, 190905), (33, 133055), (39, 112585), (55, 79833), (65, 67551), (69, 63635), (89, 49335), (115, 38181), (143, 30705), (165, 26611), (195, 22517), (253, 17355), (267, 16445), (299, 14685), (345, 12727), (429, 10235), (445, 9867), (715, 6141), (759, 5785), (897, 4895), (979, 4485), (1157, 3795), (1265, 3471), (1335, 3289), (1495, 2937), (2047, 2145)]