1997517

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:812

約数の個数: 16

約数和(自身を含む): 2877120

約数和(自身を除く): 879603

約数列:

[1, 3, 17, 51, 53, 159, 739, 901, 2217, 2703, 12563, 37689, 39167, 117501, 665839, 1997517]

約数ペア:

[(1, 1997517), (3, 665839), (17, 117501), (51, 39167), (53, 37689), (159, 12563), (739, 2703), (901, 2217)]