2516721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 3590400

約数和(自身を除く): 1073679

約数列:

[1, 3, 19, 57, 67, 201, 659, 1273, 1977, 3819, 12521, 37563, 44153, 132459, 838907, 2516721]

約数ペア:

[(1, 2516721), (3, 838907), (19, 132459), (57, 44153), (67, 37563), (201, 12521), (659, 3819), (1273, 1977)]