402540165

素因数分解:

$3^3\times 5^1\times {\mathrm{2981779}}^1$

素因数の和:2981793

約数の個数: 16

約数和(自身を含む): 715627200

約数和(自身を除く): 313087035

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2981779, 8945337, 14908895, 26836011, 44726685, 80508033, 134180055, 402540165]

約数ペア:

[(1, 402540165), (3, 134180055), (5, 80508033), (9, 44726685), (15, 26836011), (27, 14908895), (45, 8945337), (135, 2981779)]