13263019

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7489}}^1$

素因数の和:7530

約数の個数: 16

約数和(自身を含む): 17256960

約数和(自身を除く): 3993941

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 7489, 52423, 82379, 172247, 576653, 1205729, 1894717, 13263019]

約数ペア:

[(1, 13263019), (7, 1894717), (11, 1205729), (23, 576653), (77, 172247), (161, 82379), (253, 52423), (1771, 7489)]