2015357721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2719781}}^1$

素因数の和:2719816

約数の個数: 16

約数和(自身を含む): 3046155840

約数和(自身を除く): 1030798119

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 2719781, 8159343, 35357153, 51675839, 106071459, 155027517, 671785907, 2015357721]

約数ペア:

[(1, 2015357721), (3, 671785907), (13, 155027517), (19, 106071459), (39, 51675839), (57, 35357153), (247, 8159343), (741, 2719781)]