142912115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{31723}}^1$

素因数の和:31798

約数の個数: 16

約数和(自身を含む): 185014368

約数和(自身を除く): 42102253

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 31723, 158615, 539291, 1681319, 2696455, 8406595, 28582423, 142912115]

約数ペア:

[(1, 142912115), (5, 28582423), (17, 8406595), (53, 2696455), (85, 1681319), (265, 539291), (901, 158615), (4505, 31723)]