81670057

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{1051}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 99073152

約数和(自身を除く): 17403095

約数列:

[1, 7, 17, 119, 653, 1051, 4571, 7357, 11101, 17867, 77707, 125069, 686303, 4804121, 11667151, 81670057]

約数ペア:

[(1, 81670057), (7, 11667151), (17, 4804121), (119, 686303), (653, 125069), (1051, 77707), (4571, 17867), (7357, 11101)]