205557975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{130513}}^1$

素因数の和:130536

約数の個数: 36

約数和(自身を含む): 420777136

約数和(自身を除く): 215219161

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 130513, 391539, 652565, 913591, 1174617, 1957695, 2740773, 3262825, 4567955, 5873085, 8222319, 9788475, 13703865, 22839775, 29365425, 41111595, 68519325, 205557975]

約数ペア:

[(1, 205557975), (3, 68519325), (5, 41111595), (7, 29365425), (9, 22839775), (15, 13703865), (21, 9788475), (25, 8222319), (35, 5873085), (45, 4567955), (63, 3262825), (75, 2740773), (105, 1957695), (175, 1174617), (225, 913591), (315, 652565), (525, 391539), (1575, 130513)]