69007905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 128905920

約数和(自身を除く): 59898015

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 285, 387, 645, 817, 855, 1877, 1935, 2451, 4085, 5631, 7353, 9385, 12255, 16893, 28155, 35663, 36765, 80711, 84465, 106989, 178315, 242133, 320967, 403555, 534945, 726399, 1210665, 1533509, 1604835, 3631995, 4600527, 7667545, 13801581, 23002635, 69007905]

約数ペア:

[(1, 69007905), (3, 23002635), (5, 13801581), (9, 7667545), (15, 4600527), (19, 3631995), (43, 1604835), (45, 1533509), (57, 1210665), (95, 726399), (129, 534945), (171, 403555), (215, 320967), (285, 242133), (387, 178315), (645, 106989), (817, 84465), (855, 80711), (1877, 36765), (1935, 35663), (2451, 28155), (4085, 16893), (5631, 12255), (7353, 9385)]