40584807

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{7057}}^1$

素因数の和:7140

約数の個数: 20

約数和(自身を含む): 61489296

約数和(自身を除く): 20904489

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 7057, 21171, 63513, 190539, 501047, 571617, 1503141, 4509423, 13528269, 40584807]

約数ペア:

[(1, 40584807), (3, 13528269), (9, 4509423), (27, 1503141), (71, 571617), (81, 501047), (213, 190539), (639, 63513), (1917, 21171), (5751, 7057)]