201895729

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{216859}}^1$

素因数の和:216892

約数の個数: 12

約数和(自身を含む): 247220400

約数和(自身を除く): 45324671

約数列:

[1, 7, 19, 49, 133, 931, 216859, 1518013, 4120321, 10626091, 28842247, 201895729]

約数ペア:

[(1, 201895729), (7, 28842247), (19, 10626091), (49, 4120321), (133, 1518013), (931, 216859)]