203971285

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 287539200

約数和(自身を除く): 83567915

約数列:

[1, 5, 7, 35, 71, 79, 355, 395, 497, 553, 1039, 2485, 2765, 5195, 5609, 7273, 28045, 36365, 39263, 73769, 82081, 196315, 368845, 410405, 516383, 574567, 2581915, 2872835, 5827751, 29138755, 40794257, 203971285]

約数ペア:

[(1, 203971285), (5, 40794257), (7, 29138755), (35, 5827751), (71, 2872835), (79, 2581915), (355, 574567), (395, 516383), (497, 410405), (553, 368845), (1039, 196315), (2485, 82081), (2765, 73769), (5195, 39263), (5609, 36365), (7273, 28045)]