331345911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1109}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 489323520

約数和(自身を除く): 157977609

約数列:

[1, 3, 13, 39, 47, 141, 163, 489, 611, 1109, 1833, 2119, 3327, 6357, 7661, 14417, 22983, 43251, 52123, 99593, 156369, 180767, 298779, 542301, 677599, 2032797, 2349971, 7049913, 8496049, 25488147, 110448637, 331345911]

約数ペア:

[(1, 331345911), (3, 110448637), (13, 25488147), (39, 8496049), (47, 7049913), (141, 2349971), (163, 2032797), (489, 677599), (611, 542301), (1109, 298779), (1833, 180767), (2119, 156369), (3327, 99593), (6357, 52123), (7661, 43251), (14417, 22983)]