11986965

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 21818160

約数和(自身を除く): 9831195

約数列:

[1, 3, 5, 9, 15, 41, 45, 73, 89, 123, 205, 219, 267, 365, 369, 445, 615, 657, 801, 1095, 1335, 1845, 2993, 3285, 3649, 4005, 6497, 8979, 10947, 14965, 18245, 19491, 26937, 32485, 32841, 44895, 54735, 58473, 97455, 134685, 164205, 266377, 292365, 799131, 1331885, 2397393, 3995655, 11986965]

約数ペア:

[(1, 11986965), (3, 3995655), (5, 2397393), (9, 1331885), (15, 799131), (41, 292365), (45, 266377), (73, 164205), (89, 134685), (123, 97455), (205, 58473), (219, 54735), (267, 44895), (365, 32841), (369, 32485), (445, 26937), (615, 19491), (657, 18245), (801, 14965), (1095, 10947), (1335, 8979), (1845, 6497), (2993, 4005), (3285, 3649)]