217088889

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{42793}}^1$

素因数の和:42904

約数の個数: 16

約数和(自身を含む): 308116800

約数和(自身を除く): 91027911

約数列:

[1, 3, 19, 57, 89, 267, 1691, 5073, 42793, 128379, 813067, 2439201, 3808577, 11425731, 72362963, 217088889]

約数ペア:

[(1, 217088889), (3, 72362963), (19, 11425731), (57, 3808577), (89, 2439201), (267, 813067), (1691, 128379), (5073, 42793)]