199296721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{613}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 218166480

約数和(自身を除く): 18869759

約数列:

[1, 13, 89, 281, 613, 1157, 3653, 7969, 25009, 54557, 172253, 325117, 709241, 2239289, 15330517, 199296721]

約数ペア:

[(1, 199296721), (13, 15330517), (89, 2239289), (281, 709241), (613, 325117), (1157, 172253), (3653, 54557), (7969, 25009)]