84865221

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28661}}^1$

素因数の和:28721

約数の個数: 24

約数和(自身を含む): 143080704

約数和(自身を除く): 58215483

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 28661, 85983, 200627, 257949, 601881, 1347067, 1805643, 4041201, 9429469, 12123603, 28288407, 84865221]

約数ペア:

[(1, 84865221), (3, 28288407), (7, 12123603), (9, 9429469), (21, 4041201), (47, 1805643), (63, 1347067), (141, 601881), (329, 257949), (423, 200627), (987, 85983), (2961, 28661)]