398102769

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{30911}}^1$

素因数の和:30979

約数の個数: 24

約数和(自身を含む): 607606272

約数和(自身を除く): 209503503

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 4293, 12879, 30911, 92733, 278199, 834597, 1638283, 2503791, 4914849, 7511373, 14744547, 44233641, 132700923, 398102769]

約数ペア:

[(1, 398102769), (3, 132700923), (9, 44233641), (27, 14744547), (53, 7511373), (81, 4914849), (159, 2503791), (243, 1638283), (477, 834597), (1431, 278199), (4293, 92733), (12879, 30911)]