28843295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 10105825

約数列:

[1, 5, 13, 41, 65, 79, 137, 205, 395, 533, 685, 1027, 1781, 2665, 3239, 5135, 5617, 8905, 10823, 16195, 28085, 42107, 54115, 73021, 140699, 210535, 365105, 443743, 703495, 2218715, 5768659, 28843295]

約数ペア:

[(1, 28843295), (5, 5768659), (13, 2218715), (41, 703495), (65, 443743), (79, 365105), (137, 210535), (205, 140699), (395, 73021), (533, 54115), (685, 42107), (1027, 28085), (1781, 16195), (2665, 10823), (3239, 8905), (5135, 5617)]