213479919

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{14437}}^1$

素因数の和:14527

約数の個数: 24

約数和(自身を含む): 324335232

約数和(自身を除く): 110855313

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1643, 4929, 14437, 14787, 43311, 129933, 447547, 765161, 1342641, 2295483, 4027923, 6886449, 23719991, 71159973, 213479919]

約数ペア:

[(1, 213479919), (3, 71159973), (9, 23719991), (31, 6886449), (53, 4027923), (93, 2295483), (159, 1342641), (279, 765161), (477, 447547), (1643, 129933), (4929, 43311), (14437, 14787)]