66912819

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{439}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 95335680

約数和(自身を除く): 28422861

約数列:

[1, 3, 23, 47, 69, 141, 439, 1081, 1317, 2209, 3243, 6627, 10097, 20633, 30291, 50807, 61899, 152421, 474559, 969751, 1423677, 2909253, 22304273, 66912819]

約数ペア:

[(1, 66912819), (3, 22304273), (23, 2909253), (47, 1423677), (69, 969751), (141, 474559), (439, 152421), (1081, 61899), (1317, 50807), (2209, 30291), (3243, 20633), (6627, 10097)]