10997289

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{5903}}^1$

素因数の和:5938

約数の個数: 20

約数和(自身を含む): 17145216

約数和(自身を除く): 6147927

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 5903, 17709, 53127, 135769, 159381, 407307, 478143, 1221921, 3665763, 10997289]

約数ペア:

[(1, 10997289), (3, 3665763), (9, 1221921), (23, 478143), (27, 407307), (69, 159381), (81, 135769), (207, 53127), (621, 17709), (1863, 5903)]