71439405

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{37501}}^1$

素因数の和:37636

約数の個数: 16

約数和(自身を含む): 115206144

約数和(自身を除く): 43766739

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 37501, 112503, 187505, 562515, 4762627, 14287881, 23813135, 71439405]

約数ペア:

[(1, 71439405), (3, 23813135), (5, 14287881), (15, 4762627), (127, 562515), (381, 187505), (635, 112503), (1905, 37501)]