27691389

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31079}}^1$

素因数の和:31102

約数の個数: 20

約数和(自身を含む): 45128160

約数和(自身を除く): 17436771

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 31079, 93237, 279711, 341869, 839133, 1025607, 2517399, 3076821, 9230463, 27691389]

約数ペア:

[(1, 27691389), (3, 9230463), (9, 3076821), (11, 2517399), (27, 1025607), (33, 839133), (81, 341869), (99, 279711), (297, 93237), (891, 31079)]