2720265

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1201}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 4384896

約数和(自身を除く): 1664631

約数列:

[1, 3, 5, 15, 151, 453, 755, 1201, 2265, 3603, 6005, 18015, 181351, 544053, 906755, 2720265]

約数ペア:

[(1, 2720265), (3, 906755), (5, 544053), (15, 181351), (151, 18015), (453, 6005), (755, 3603), (1201, 2265)]