217997312001

素因数分解:

$3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{22420787}}^1$

素因数の和:22421260

約数の個数: 16

約数和(自身を含む): 332903860224

約数和(自身を除く): 114906548223

約数列:

[1, 3, 7, 21, 463, 1389, 3241, 9723, 22420787, 67262361, 156945509, 470836527, 10380824381, 31142473143, 72665770667, 217997312001]

約数ペア:

[(1, 217997312001), (3, 72665770667), (7, 31142473143), (21, 10380824381), (463, 470836527), (1389, 156945509), (3241, 67262361), (9723, 22420787)]