1861330137

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1\times {\mathrm{7253}}^1$

素因数の和:8040

約数の個数: 16

約数和(自身を含む): 2504893248

約数和(自身を除く): 643563111

約数列:

[1, 3, 131, 393, 653, 1959, 7253, 21759, 85543, 256629, 950143, 2850429, 4736209, 14208627, 620443379, 1861330137]

約数ペア:

[(1, 1861330137), (3, 620443379), (131, 14208627), (393, 4736209), (653, 2850429), (1959, 950143), (7253, 256629), (21759, 85543)]