405080452791

素因数分解:

$3^3\times 7^1\times {\mathrm{2143282819}}^1$

素因数の和:2143282835

約数の個数: 16

約数和(自身を含む): 685850502400

約数和(自身を除く): 280770049609

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2143282819, 6429848457, 15002979733, 19289545371, 45008939199, 57868636113, 135026817597, 405080452791]

約数ペア:

[(1, 405080452791), (3, 135026817597), (7, 57868636113), (9, 45008939199), (21, 19289545371), (27, 15002979733), (63, 6429848457), (189, 2143282819)]