311287714

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{128951}}^1$

素因数の和:129041

約数の個数: 16

約数和(自身を含む): 501365376

約数和(自身を除く): 190077662

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 128951, 257902, 2192167, 4384334, 9155521, 18311042, 155643857, 311287714]

約数ペア:

[(1, 311287714), (2, 155643857), (17, 18311042), (34, 9155521), (71, 4384334), (142, 2192167), (1207, 257902), (2414, 128951)]