51281513

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 56678400

約数和(自身を除く): 5396887

約数列:

[1, 19, 23, 239, 437, 491, 4541, 5497, 9329, 11293, 104443, 117349, 214567, 2229631, 2699027, 51281513]

約数ペア:

[(1, 51281513), (19, 2699027), (23, 2229631), (239, 214567), (437, 117349), (491, 104443), (4541, 11293), (5497, 9329)]