1575156639

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{4481}}^1$

素因数の和:5391

約数の個数: 32

約数和(自身を含む): 2529999360

約数和(自身を除く): 954842721

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 881, 2643, 4481, 6167, 13443, 16739, 18501, 31367, 50217, 85139, 94101, 117173, 255417, 351519, 595973, 1787919, 3947761, 11843283, 27634327, 75007459, 82902981, 225022377, 525052213, 1575156639]

約数ペア:

[(1, 1575156639), (3, 525052213), (7, 225022377), (19, 82902981), (21, 75007459), (57, 27634327), (133, 11843283), (399, 3947761), (881, 1787919), (2643, 595973), (4481, 351519), (6167, 255417), (13443, 117173), (16739, 94101), (18501, 85139), (31367, 50217)]