2045565

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 3583008

約数和(自身を除く): 1537443

約数列:

[1, 3, 5, 9, 15, 45, 131, 347, 393, 655, 1041, 1179, 1735, 1965, 3123, 5205, 5895, 15615, 45457, 136371, 227285, 409113, 681855, 2045565]

約数ペア:

[(1, 2045565), (3, 681855), (5, 409113), (9, 227285), (15, 136371), (45, 45457), (131, 15615), (347, 5895), (393, 5205), (655, 3123), (1041, 1965), (1179, 1735)]