779373

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 1310400

約数和(自身を除く): 531027

約数列:

[1, 3, 7, 9, 21, 63, 89, 139, 267, 417, 623, 801, 973, 1251, 1869, 2919, 5607, 8757, 12371, 37113, 86597, 111339, 259791, 779373]

約数ペア:

[(1, 779373), (3, 259791), (7, 111339), (9, 86597), (21, 37113), (63, 12371), (89, 8757), (139, 5607), (267, 2919), (417, 1869), (623, 1251), (801, 973)]