26809671

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17981}}^1$

素因数の和:18062

約数の個数: 16

約数和(自身を含む): 41430528

約数和(自身を除く): 14620857

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 17981, 53943, 125867, 377601, 1276651, 3829953, 8936557, 26809671]

約数ペア:

[(1, 26809671), (3, 8936557), (7, 3829953), (21, 1276651), (71, 377601), (213, 125867), (497, 53943), (1491, 17981)]