218978089

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{997}}^1$

素因数の和:1536

約数の個数: 16

約数和(自身を含む): 245460096

約数和(自身を除く): 26482007

約数列:

[1, 11, 41, 451, 487, 997, 5357, 10967, 19967, 40877, 219637, 449647, 485539, 5340929, 19907099, 218978089]

約数ペア:

[(1, 218978089), (11, 19907099), (41, 5340929), (451, 485539), (487, 449647), (997, 219637), (5357, 40877), (10967, 19967)]