247986

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:630

約数の個数: 24

約数和(自身を含む): 561600

約数和(自身を除く): 313614

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 599, 1198, 1797, 3594, 5391, 10782, 13777, 27554, 41331, 82662, 123993, 247986]

約数ペア:

[(1, 247986), (2, 123993), (3, 82662), (6, 41331), (9, 27554), (18, 13777), (23, 10782), (46, 5391), (69, 3594), (138, 1797), (207, 1198), (414, 599)]