11961747

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1049}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 19874400

約数和(自身を除く): 7912653

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1049, 1267, 1629, 3147, 3801, 7343, 9441, 11403, 22029, 66087, 189869, 569607, 1329083, 1708821, 3987249, 11961747]

約数ペア:

[(1, 11961747), (3, 3987249), (7, 1708821), (9, 1329083), (21, 569607), (63, 189869), (181, 66087), (543, 22029), (1049, 11403), (1267, 9441), (1629, 7343), (3147, 3801)]