209215897

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{8273}}^1$

素因数の和:8325

約数の個数: 16

約数和(自身を含む): 242262720

約数和(自身を除く): 33046823

約数列:

[1, 11, 19, 121, 209, 1331, 2299, 8273, 25289, 91003, 157187, 1001033, 1729057, 11011363, 19019627, 209215897]

約数ペア:

[(1, 209215897), (11, 19019627), (19, 11011363), (121, 1729057), (209, 1001033), (1331, 157187), (2299, 91003), (8273, 25289)]