291247407

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{108959}}^1$

素因数の和:108985

約数の個数: 24

約数和(自身を含む): 475937280

約数和(自身を除く): 184689873

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 108959, 326877, 980631, 1198549, 2941893, 3595647, 8825679, 10786941, 26477037, 32360823, 97082469, 291247407]

約数ペア:

[(1, 291247407), (3, 97082469), (9, 32360823), (11, 26477037), (27, 10786941), (33, 8825679), (81, 3595647), (99, 2941893), (243, 1198549), (297, 980631), (891, 326877), (2673, 108959)]