201729285

素因数分解:

$3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2503}}^1$

素因数の和:2719

約数の個数: 40

約数和(自身を含む): 363580800

約数和(自身を除く): 161851515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 199, 405, 597, 995, 1791, 2503, 2985, 5373, 7509, 8955, 12515, 16119, 22527, 26865, 37545, 67581, 80595, 112635, 202743, 337905, 498097, 1013715, 1494291, 2490485, 4482873, 7471455, 13448619, 22414365, 40345857, 67243095, 201729285]

約数ペア:

[(1, 201729285), (3, 67243095), (5, 40345857), (9, 22414365), (15, 13448619), (27, 7471455), (45, 4482873), (81, 2490485), (135, 1494291), (199, 1013715), (405, 498097), (597, 337905), (995, 202743), (1791, 112635), (2503, 80595), (2985, 67581), (5373, 37545), (7509, 26865), (8955, 22527), (12515, 16119)]