197001

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 336960

約数和(自身を除く): 139959

約数列:

[1, 3, 7, 9, 21, 53, 59, 63, 159, 177, 371, 413, 477, 531, 1113, 1239, 3127, 3339, 3717, 9381, 21889, 28143, 65667, 197001]

約数ペア:

[(1, 197001), (3, 65667), (7, 28143), (9, 21889), (21, 9381), (53, 3717), (59, 3339), (63, 3127), (159, 1239), (177, 1113), (371, 531), (413, 477)]