891287421

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{2111}}^1$

素因数の和:2377

約数の個数: 32

約数和(自身を含む): 1289502720

約数和(自身を除く): 398215299

約数列:

[1, 3, 23, 29, 69, 87, 211, 633, 667, 2001, 2111, 4853, 6119, 6333, 14559, 18357, 48553, 61219, 140737, 145659, 183657, 422211, 445421, 1336263, 1408037, 4224111, 10244683, 12917209, 30734049, 38751627, 297095807, 891287421]

約数ペア:

[(1, 891287421), (3, 297095807), (23, 38751627), (29, 30734049), (69, 12917209), (87, 10244683), (211, 4224111), (633, 1408037), (667, 1336263), (2001, 445421), (2111, 422211), (4853, 183657), (6119, 145659), (6333, 140737), (14559, 61219), (18357, 48553)]