289759986

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{38237}}^1$

素因数の和:38666

約数の個数: 24

約数和(自身を含む): 629321004

約数和(自身を除く): 339561018

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 3789, 7578, 38237, 76474, 114711, 229422, 344133, 688266, 16097777, 32195554, 48293331, 96586662, 144879993, 289759986]

約数ペア:

[(1, 289759986), (2, 144879993), (3, 96586662), (6, 48293331), (9, 32195554), (18, 16097777), (421, 688266), (842, 344133), (1263, 229422), (2526, 114711), (3789, 76474), (7578, 38237)]