11278169

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 13368960

約数和(自身を除く): 2090791

約数列:

[1, 7, 43, 89, 301, 421, 623, 2947, 3827, 18103, 26789, 37469, 126721, 262283, 1611167, 11278169]

約数ペア:

[(1, 11278169), (7, 1611167), (43, 262283), (89, 126721), (301, 37469), (421, 26789), (623, 18103), (2947, 3827)]