201405285

素因数分解:

$3^4\times 5^1\times {\mathrm{497297}}^1$

素因数の和:497314

約数の個数: 20

約数和(自身を含む): 361038348

約数和(自身を除く): 159633063

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 497297, 1491891, 2486485, 4475673, 7459455, 13427019, 22378365, 40281057, 67135095, 201405285]

約数ペア:

[(1, 201405285), (3, 67135095), (5, 40281057), (9, 22378365), (15, 13427019), (27, 7459455), (45, 4475673), (81, 2486485), (135, 1491891), (405, 497297)]