256266

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:650

約数の個数: 24

約数和(自身を含む): 580320

約数和(自身を除く): 324054

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 619, 1238, 1857, 3714, 5571, 11142, 14237, 28474, 42711, 85422, 128133, 256266]

約数ペア:

[(1, 256266), (2, 128133), (3, 85422), (6, 42711), (9, 28474), (18, 14237), (23, 11142), (46, 5571), (69, 3714), (138, 1857), (207, 1238), (414, 619)]