201728395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51659}}^1$

素因数の和:51746

約数の個数: 16

約数和(自身を含む): 267805440

約数和(自身を除く): 66077045

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 51659, 258295, 568249, 2841245, 3667789, 18338945, 40345679, 201728395]

約数ペア:

[(1, 201728395), (5, 40345679), (11, 18338945), (55, 3667789), (71, 2841245), (355, 568249), (781, 258295), (3905, 51659)]