398465289

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{26947}}^1$

素因数の和:27037

約数の個数: 24

約数和(自身を含む): 605359872

約数和(自身を除く): 206894583

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1643, 4929, 14787, 26947, 80841, 242523, 835357, 1428191, 2506071, 4284573, 7518213, 12853719, 44273921, 132821763, 398465289]

約数ペア:

[(1, 398465289), (3, 132821763), (9, 44273921), (31, 12853719), (53, 7518213), (93, 4284573), (159, 2506071), (279, 1428191), (477, 835357), (1643, 242523), (4929, 80841), (14787, 26947)]