193908455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42017}}^1$

素因数の和:42106

約数の個数: 16

約数和(自身を含む): 254124864

約数和(自身を除く): 60216409

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 42017, 210085, 546221, 2731105, 2983207, 14916035, 38781691, 193908455]

約数ペア:

[(1, 193908455), (5, 38781691), (13, 14916035), (65, 2983207), (71, 2731105), (355, 546221), (923, 210085), (4615, 42017)]