258889436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{6737}}^1$

素因数の和:7493

約数の個数: 24

約数和(自身を含む): 488639760

約数和(自身を除く): 229750324

約数列:

[1, 2, 4, 13, 26, 52, 739, 1478, 2956, 6737, 9607, 13474, 19214, 26948, 38428, 87581, 175162, 350324, 4978643, 9957286, 19914572, 64722359, 129444718, 258889436]

約数ペア:

[(1, 258889436), (2, 129444718), (4, 64722359), (13, 19914572), (26, 9957286), (52, 4978643), (739, 350324), (1478, 175162), (2956, 87581), (6737, 38428), (9607, 26948), (13474, 19214)]