72985131

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{53003}}^1$

素因数の和:53032

約数の個数: 20

約数和(自身を含む): 115442712

約数和(自身を除く): 42457581

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 53003, 159009, 477027, 901051, 1431081, 2703153, 4293243, 8109459, 24328377, 72985131]

約数ペア:

[(1, 72985131), (3, 24328377), (9, 8109459), (17, 4293243), (27, 2703153), (51, 1431081), (81, 901051), (153, 477027), (459, 159009), (1377, 53003)]