201728187

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{3769}}^1$

素因数の和:4107

約数の個数: 24

約数和(自身を含む): 307782800

約数和(自身を除く): 106054613

約数列:

[1, 3, 9, 19, 57, 171, 313, 939, 2817, 3769, 5947, 11307, 17841, 33921, 53523, 71611, 214833, 644499, 1179697, 3539091, 10617273, 22414243, 67242729, 201728187]

約数ペア:

[(1, 201728187), (3, 67242729), (9, 22414243), (19, 10617273), (57, 3539091), (171, 1179697), (313, 644499), (939, 214833), (2817, 71611), (3769, 53523), (5947, 33921), (11307, 17841)]