11983995

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1061}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 20874672

約数和(自身を除く): 8890677

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1061, 1255, 2259, 3183, 3765, 5305, 9549, 11295, 15915, 47745, 266311, 798933, 1331555, 2396799, 3994665, 11983995]

約数ペア:

[(1, 11983995), (3, 3994665), (5, 2396799), (9, 1331555), (15, 798933), (45, 266311), (251, 47745), (753, 15915), (1061, 11295), (1255, 9549), (2259, 5305), (3183, 3765)]