28343245

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 41015808

約数和(自身を除く): 12672563

約数列:

[1, 5, 7, 23, 35, 115, 137, 161, 257, 685, 805, 959, 1285, 1799, 3151, 4795, 5911, 8995, 15755, 22057, 29555, 35209, 41377, 110285, 176045, 206885, 246463, 809807, 1232315, 4049035, 5668649, 28343245]

約数ペア:

[(1, 28343245), (5, 5668649), (7, 4049035), (23, 1232315), (35, 809807), (115, 246463), (137, 206885), (161, 176045), (257, 110285), (685, 41377), (805, 35209), (959, 29555), (1285, 22057), (1799, 15755), (3151, 8995), (4795, 5911)]