128237305

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 184555008

約数和(自身を除く): 56317703

約数列:

[1, 5, 7, 23, 35, 115, 161, 241, 661, 805, 1205, 1687, 3305, 4627, 5543, 8435, 15203, 23135, 27715, 38801, 76015, 106421, 159301, 194005, 532105, 796505, 1115107, 3663923, 5575535, 18319615, 25647461, 128237305]

約数ペア:

[(1, 128237305), (5, 25647461), (7, 18319615), (23, 5575535), (35, 3663923), (115, 1115107), (161, 796505), (241, 532105), (661, 194005), (805, 159301), (1205, 106421), (1687, 76015), (3305, 38801), (4627, 27715), (5543, 23135), (8435, 15203)]