279591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 16

約数和(自身を含む): 411264

約数和(自身を除く): 131673

約数列:

[1, 3, 13, 39, 67, 107, 201, 321, 871, 1391, 2613, 4173, 7169, 21507, 93197, 279591]

約数ペア:

[(1, 279591), (3, 93197), (13, 21507), (39, 7169), (67, 4173), (107, 2613), (201, 1391), (321, 871)]