142769315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 199584000

約数和(自身を除く): 56814685

約数列:

[1, 5, 13, 17, 47, 65, 85, 221, 235, 611, 799, 1105, 2749, 3055, 3995, 10387, 13745, 35737, 46733, 51935, 129203, 178685, 233665, 607529, 646015, 1679639, 2196451, 3037645, 8398195, 10982255, 28553863, 142769315]

約数ペア:

[(1, 142769315), (5, 28553863), (13, 10982255), (17, 8398195), (47, 3037645), (65, 2196451), (85, 1679639), (221, 646015), (235, 607529), (611, 233665), (799, 178685), (1105, 129203), (2749, 51935), (3055, 46733), (3995, 35737), (10387, 13745)]