308045187

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{165349}}^1$

素因数の和:165384

約数の個数: 20

約数和(自身を含む): 480176400

約数和(自身を除く): 172131213

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 165349, 496047, 1488141, 3803027, 4464423, 11409081, 13393269, 34227243, 102681729, 308045187]

約数ペア:

[(1, 308045187), (3, 102681729), (9, 34227243), (23, 13393269), (27, 11409081), (69, 4464423), (81, 3803027), (207, 1488141), (621, 496047), (1863, 165349)]