156973146237

素因数分解:

$3^4\times {\mathrm{2389}}^1\times {\mathrm{811193}}^1$

素因数の和:813594

約数の個数: 20

約数和(自身を含む): 234589192860

約数和(自身を除く): 77616046623

約数列:

[1, 3, 9, 27, 81, 2389, 7167, 21501, 64503, 193509, 811193, 2433579, 7300737, 21902211, 65706633, 1937940077, 5813820231, 17441460693, 52324382079, 156973146237]

約数ペア:

[(1, 156973146237), (3, 52324382079), (9, 17441460693), (27, 5813820231), (81, 1937940077), (2389, 65706633), (7167, 21902211), (21501, 7300737), (64503, 2433579), (193509, 811193)]