28294037289

素因数分解:

$3^3\times 7^1\times {\mathrm{149703901}}^1$

素因数の和:149703917

約数の個数: 16

約数和(自身を含む): 47905248640

約数和(自身を除く): 19611211351

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 149703901, 449111703, 1047927307, 1347335109, 3143781921, 4042005327, 9431345763, 28294037289]

約数ペア:

[(1, 28294037289), (3, 9431345763), (7, 4042005327), (9, 3143781921), (21, 1347335109), (27, 1047927307), (63, 449111703), (189, 149703901)]