214902171

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{197339}}^1$

素因数の和:197367

約数の個数: 18

約数和(自身を含む): 341200860

約数和(自身を除く): 126298689

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 197339, 592017, 1776051, 2170729, 6512187, 19536561, 23878019, 71634057, 214902171]

約数ペア:

[(1, 214902171), (3, 71634057), (9, 23878019), (11, 19536561), (33, 6512187), (99, 2170729), (121, 1776051), (363, 592017), (1089, 197339)]