2189400499

素因数分解:

${\mathrm{11}}^4\times {\mathrm{13}}^1\times {\mathrm{11503}}^1$

素因数の和:11560

約数の個数: 20

約数和(自身を含む): 2593806880

約数和(自身を除く): 404406381

約数列:

[1, 11, 13, 121, 143, 1331, 1573, 11503, 14641, 17303, 126533, 149539, 190333, 1391863, 1644929, 15310493, 18094219, 168415423, 199036409, 2189400499]

約数ペア:

[(1, 2189400499), (11, 199036409), (13, 168415423), (121, 18094219), (143, 15310493), (1331, 1644929), (1573, 1391863), (11503, 190333), (14641, 149539), (17303, 126533)]