305787415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2203}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 411319296

約数和(自身を除く): 105531881

約数列:

[1, 5, 17, 23, 71, 85, 115, 355, 391, 1207, 1633, 1955, 2203, 6035, 8165, 11015, 27761, 37451, 50669, 138805, 156413, 187255, 253345, 782065, 861373, 2659021, 3597499, 4306865, 13295105, 17987495, 61157483, 305787415]

約数ペア:

[(1, 305787415), (5, 61157483), (17, 17987495), (23, 13295105), (71, 4306865), (85, 3597499), (115, 2659021), (355, 861373), (391, 782065), (1207, 253345), (1633, 187255), (1955, 156413), (2203, 138805), (6035, 50669), (8165, 37451), (11015, 27761)]