1680702945

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2605741}}^1$

素因数の和:2605792

約数の個数: 16

約数和(自身を含む): 2751663552

約数和(自身を除く): 1070960607

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 2605741, 7817223, 13028705, 39086115, 112046863, 336140589, 560234315, 1680702945]

約数ペア:

[(1, 1680702945), (3, 560234315), (5, 336140589), (15, 112046863), (43, 39086115), (129, 13028705), (215, 7817223), (645, 2605741)]