1200195

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 2106000

約数和(自身を除く): 905805

約数列:

[1, 3, 5, 9, 15, 45, 149, 179, 447, 537, 745, 895, 1341, 1611, 2235, 2685, 6705, 8055, 26671, 80013, 133355, 240039, 400065, 1200195]

約数ペア:

[(1, 1200195), (3, 400065), (5, 240039), (9, 133355), (15, 80013), (45, 26671), (149, 8055), (179, 6705), (447, 2685), (537, 2235), (745, 1611), (895, 1341)]