2781400465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{3631}}^1\times {\mathrm{6661}}^1$

素因数の和:10320

約数の個数: 16

約数和(自身を含む): 3484279296

約数和(自身を除く): 702878831

約数列:

[1, 5, 23, 115, 3631, 6661, 18155, 33305, 83513, 153203, 417565, 766015, 24186091, 120930455, 556280093, 2781400465]

約数ペア:

[(1, 2781400465), (5, 556280093), (23, 120930455), (115, 24186091), (3631, 766015), (6661, 417565), (18155, 153203), (33305, 83513)]