198759743

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{30763}}^1$

素因数の和:30854

約数の個数: 16

約数和(自身を含む): 248080896

約数和(自身を除く): 49321153

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 30763, 215341, 399919, 2184173, 2799433, 15289211, 28394249, 198759743]

約数ペア:

[(1, 198759743), (7, 28394249), (13, 15289211), (71, 2799433), (91, 2184173), (497, 399919), (923, 215341), (6461, 30763)]