201225285

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{19699}}^1$

素因数の和:19937

約数の個数: 24

約数和(自身を含む): 350344800

約数和(自身を除く): 149119515

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2043, 3405, 10215, 19699, 59097, 98495, 177291, 295485, 886455, 4471673, 13415019, 22358365, 40245057, 67075095, 201225285]

約数ペア:

[(1, 201225285), (3, 67075095), (5, 40245057), (9, 22358365), (15, 13415019), (45, 4471673), (227, 886455), (681, 295485), (1135, 177291), (2043, 98495), (3405, 59097), (10215, 19699)]