71919921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{14177}}^1$

素因数の和:14288

約数の個数: 16

約数和(自身を含む): 102081600

約数和(自身を除く): 30161679

約数列:

[1, 3, 19, 57, 89, 267, 1691, 5073, 14177, 42531, 269363, 808089, 1261753, 3785259, 23973307, 71919921]

約数ペア:

[(1, 71919921), (3, 23973307), (19, 3785259), (57, 1261753), (89, 808089), (267, 269363), (1691, 42531), (5073, 14177)]