288978.0000000

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 4764945

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 223, 267, 345, 445, 669, 1115, 1335, 2047, 3345, 5129, 6141, 10235, 15387, 19847, 25645, 30705, 59541, 76935, 99235, 297705, 456481, 1369443, 2282405, 6847215]

約数ペア:

[(1, 6847215), (3, 2282405), (5, 1369443), (15, 456481), (23, 297705), (69, 99235), (89, 76935), (115, 59541), (223, 30705), (267, 25645), (345, 19847), (445, 15387), (669, 10235), (1115, 6141), (1335, 5129), (2047, 3345)]