706923

素因数分解:

$3^2\times 7^3\times {\mathrm{229}}^1$

素因数の和:256

約数の個数: 24

約数和(自身を含む): 1196000

約数和(自身を除く): 489077

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 229, 343, 441, 687, 1029, 1603, 2061, 3087, 4809, 11221, 14427, 33663, 78547, 100989, 235641, 706923]

約数ペア:

[(1, 706923), (3, 235641), (7, 100989), (9, 78547), (21, 33663), (49, 14427), (63, 11221), (147, 4809), (229, 3087), (343, 2061), (441, 1603), (687, 1029)]