27887877

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2297}}^1$

素因数の和:2393

約数の個数: 24

約数和(自身を含む): 43018560

約数和(自身を除く): 15130683

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 2297, 4047, 6891, 12141, 20673, 43643, 130929, 163087, 392787, 489261, 1467783, 3098653, 9295959, 27887877]

約数ペア:

[(1, 27887877), (3, 9295959), (9, 3098653), (19, 1467783), (57, 489261), (71, 392787), (171, 163087), (213, 130929), (639, 43643), (1349, 20673), (2297, 12141), (4047, 6891)]