995995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 1612800

約数和(自身を除く): 616805

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 199, 385, 455, 715, 995, 1001, 1393, 2189, 2587, 5005, 6965, 10945, 12935, 15323, 18109, 28457, 76615, 90545, 142285, 199199, 995995]

約数ペア:

[(1, 995995), (5, 199199), (7, 142285), (11, 90545), (13, 76615), (35, 28457), (55, 18109), (65, 15323), (77, 12935), (91, 10945), (143, 6965), (199, 5005), (385, 2587), (455, 2189), (715, 1393), (995, 1001)]