71453876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{105701}}^1$

素因数の和:105731

約数の個数: 18

約数和(自身を含む): 135404262

約数和(自身を除く): 63950386

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 105701, 211402, 422804, 1374113, 2748226, 5496452, 17863469, 35726938, 71453876]

約数ペア:

[(1, 71453876), (2, 35726938), (4, 17863469), (13, 5496452), (26, 2748226), (52, 1374113), (169, 422804), (338, 211402), (676, 105701)]