199778761

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{8101}}^1$

素因数の和:8392

約数の個数: 16

約数和(自身を含む): 246819328

約数和(自身を除く): 47040567

約数列:

[1, 7, 13, 91, 271, 1897, 3523, 8101, 24661, 56707, 105313, 737191, 2195371, 15367597, 28539823, 199778761]

約数ペア:

[(1, 199778761), (7, 28539823), (13, 15367597), (91, 2195371), (271, 737191), (1897, 105313), (3523, 56707), (8101, 24661)]