90720789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{33563}}^1$

素因数の和:33636

約数の個数: 16

約数和(自身を含む): 130496832

約数和(自身を除く): 39776043

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 33563, 100689, 570571, 1711713, 1778839, 5336517, 30240263, 90720789]

約数ペア:

[(1, 90720789), (3, 30240263), (17, 5336517), (51, 1778839), (53, 1711713), (159, 570571), (901, 100689), (2703, 33563)]