87104885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 126246912

約数和(自身を除く): 39142027

約数列:

[1, 5, 7, 31, 35, 43, 155, 215, 217, 301, 1085, 1333, 1505, 1867, 6665, 9331, 9335, 13069, 46655, 57877, 65345, 80281, 289385, 401405, 405139, 561967, 2025695, 2488711, 2809835, 12443555, 17420977, 87104885]

約数ペア:

[(1, 87104885), (5, 17420977), (7, 12443555), (31, 2809835), (35, 2488711), (43, 2025695), (155, 561967), (215, 405139), (217, 401405), (301, 289385), (1085, 80281), (1333, 65345), (1505, 57877), (1867, 46655), (6665, 13069), (9331, 9335)]