9931977

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 40

約数和(自身を含む): 16517952

約数和(自身を除く): 6585975

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 157, 213, 297, 471, 639, 781, 891, 1413, 1727, 1917, 2343, 4239, 5181, 5751, 7029, 11147, 12717, 15543, 21087, 33441, 46629, 63261, 100323, 122617, 139887, 300969, 367851, 902907, 1103553, 3310659, 9931977]

約数ペア:

[(1, 9931977), (3, 3310659), (9, 1103553), (11, 902907), (27, 367851), (33, 300969), (71, 139887), (81, 122617), (99, 100323), (157, 63261), (213, 46629), (297, 33441), (471, 21087), (639, 15543), (781, 12717), (891, 11147), (1413, 7029), (1727, 5751), (1917, 5181), (2343, 4239)]