254065678

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{2213}}^1$

素因数の和:2771

約数の個数: 16

約数和(自身を含む): 384970320

約数和(自身を除く): 130904642

約数列:

[1, 2, 137, 274, 419, 838, 2213, 4426, 57403, 114806, 303181, 606362, 927247, 1854494, 127032839, 254065678]

約数ペア:

[(1, 254065678), (2, 127032839), (137, 1854494), (274, 927247), (419, 606362), (838, 303181), (2213, 114806), (4426, 57403)]