287106957

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{25999}}^1$

素因数の和:26417

約数の個数: 16

約数和(自身を含む): 426400000

約数和(自身を除く): 139293043

約数列:

[1, 3, 9, 27, 409, 1227, 3681, 11043, 25999, 77997, 233991, 701973, 10633591, 31900773, 95702319, 287106957]

約数ペア:

[(1, 287106957), (3, 95702319), (9, 31900773), (27, 10633591), (409, 701973), (1227, 233991), (3681, 77997), (11043, 25999)]