268589745

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{259507}}^1$

素因数の和:259541

約数の個数: 24

約数和(自身を含む): 485798976

約数和(自身を除く): 217209231

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 259507, 778521, 1297535, 2335563, 3892605, 5968661, 11677815, 17905983, 29843305, 53717949, 89529915, 268589745]

約数ペア:

[(1, 268589745), (3, 89529915), (5, 53717949), (9, 29843305), (15, 17905983), (23, 11677815), (45, 5968661), (69, 3892605), (115, 2335563), (207, 1297535), (345, 778521), (1035, 259507)]