2190816831

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5490769}}^1$

素因数の和:5490798

約数の個数: 16

約数和(自身を含む): 3514092800

約数和(自身を除く): 1323275969

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5490769, 16472307, 38435383, 104324611, 115306149, 312973833, 730272277, 2190816831]

約数ペア:

[(1, 2190816831), (3, 730272277), (7, 312973833), (19, 115306149), (21, 104324611), (57, 38435383), (133, 16472307), (399, 5490769)]